CCNA Semester v0.1

7/30/2019 CCNA Semester v0.1

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1 Which range of port numbers are reserved for services that are commonly used by

that run on servers?

0 to 255

0 to 1023

1024 to 49151

49152 to 65535

Observable DescriptionMax

Value

1correctness of

response

2 points for Option2

0 points for any

other option

2

This item references content from the following areas:CCNA Exploration: Network Fundamentals

• 4.1.5 Port Addressing

2

Refer to the exhibit. The diagram represents the process of sending e-mail between clients. Whi

correctly identifies the component or protocol used at each numbered stage of the diagram?

1.MUA 2.MDA 3.MTA 4.SMTP 5.MTA 6.POP 7.MDA 8.MUA

1.MUA 2.POP 3.MDA 4.SMTP 5.MTA 6.MDA 7.SMTP 8.MUA

1.MUA 2.POP 3.SMTP 4.MDA 5.MTA 6.SMTP 7.POP 8.MUA

1.MUA 2.SMTP 3.MTA 4.SMTP 5.MTA 6.MDA 7.POP 8.MUA

Observabl

eDescription Max Value

1 correctness 2 points for Option 4 2



of response 0 points for any other option


• 3.3.3 E-mail Services and SMTP/POP Protocols

3 During the encapsulation process, what identifiers are added at the transport layer?

source and destination IP addresses

source and destination MAC addresses

source and destination port numbers

source and destination channel identifiers

Observable Description

Max

Value

1correctness of response

2 points for Option 3

0 points for any other

option

2


• 2.5.4 Getting the Data to the Right Application

4

Refer to the exhibit. Which two layers of the OSI model describe the same functions as theand internet layers of the TCP/IP model? (Choose two.)



application layer

presentation layer

session layer

transport layer

network layer data link layer

physical layer


Value

1correctness of

response

Option 4 and Option 5 are correct.

1 point for each correct option.

0 points if more options are selectedthan required.

2

This item references content from the following areas:

CCNA Exploration: Network Fundamentals

• 2.4.8 Comparing the OSI Model with the TCP/IP Model

5



Refer to the exhibit. Host A is requesting a web page from the web server. Which option represe

socket to which the request is made?

80

www.cisco.com

10.0.0.130

10.0.0.130:80

Observabl


1correctnessof response

2 points for Option 40 points for any other option

2



• 3.3.2 WWW Service and HTTP


6 When connectionless protocols are implemented at the lower layers of the OSI model, wha

used to acknowledge that the data was received and to request the retransmission of missing

IP

UDP

Ethernet

a connectionless acknowledgement

an upper-layer, connection-oriented protocol or service


Value

1correctness of

response


0 points for any other option

2



• 5.1.4 The IP v4 Protocol - Best Effort

7 To send data through a network, what two flags are used to establish a session? (Choose tw

ACK

CRC



SYN

Ack #

Port #

Seq #


Value

1correctness of

response




2



• 7.4.1 Follow Data Through an Internetwork

8 Which TCP/IP model layer creates additional overhead on network resources due to acknow

tracking, and retransmission of data?

internet

transport

application

network access


Value

1correctness of

response

2 points for Option 20 points for any other

option

2



• 4.1.3 Supporting Reliable Communication

9 What information is contained in the header of Layer 3 to help data delivery?

port number

device physical address

destination host logical address

virtual connection identifier




Max

Value

1correctness of

response


option

2



• 2.5.3 Getting the Data through the Internetwork

10

Refer to the exhibit. Which Layer 2 protocol could be used inside nework A and network C?

IP

TCP

UDP

Ethernet

Observabl


1correctness

of response


0 points for any other option2





• 9.1.5 Physical Implementations of Ethernet

11 Which statement is true about the ICMP protocol?It is an application layer protocol.

It is designed to make IP a reliable protocol.

It is often filtered out of networks for security purposes.

If a host does not respond to an ICMP echo request, the host is not functioning.


Value

1correctness of

response


option

2



• 6.6.5 ICMPv4 - The Protocol Supporting Testing and Messaging

12 What happens when a node on an Ethernet network is creating a frame and it does not have

destination MAC address?

The node drops the frame.The node sends out a Layer 3 broadcast message.

The node sends a message directly to the router for the address.

The node sends out an ARP request with the destination IP address.


Value




option

2


• 9.7.1 The ARP Process - Mapping IP to MAC Addresses

13



Refer to the exhibit. Host A attempts to establish a TCP/IP session with host C. During this attemwas captured with the source MAC address 0050.7320.D632 and the destination MAC address

0030.8517.44C4. The packet inside the captured frame has an IP source address 192.168.7.5, an

destination IP address is 192.168.219.24. At which point in the network was this packet captured

leaving host A

leaving ATL

leaving Dallas

leaving NYC

Observabl


1correctness

of response





14



Refer to the exhibit. All devices in the network use default configurations. How many broadcast

are there in this topology?

3

5

7

9

11

Observabl


1 correctnessof response


2


• 10.3.2 How Many Networks?

15 Which application belongs to the category of the client/server model?

using Telnet to access a router

exchanging information via instant messaging

printing a document to a locally connected printer

scanning a document with a directly connected scanner


Value



1correctness of

response


option

2


• 3.2.1 The Client-Server Model

• 3.2.3 Application Layer Services and Protocols

16

Refer to the exhibit. A router, the table of which is shown, receives a packet that is destined for 1How will the router treat the packet?

It will drop the packet.

It will forward the packet via FastEthernet 0/1.

It will forward the packet to the next hop address.

It will forward the packet to 172.16.2.0

Observable Description Max Value

1correctness

of response



2



• 5.3.5 The Destination Network



17 Which option shows how a router will route packets to a remote network?

Observable

Description Max Value

1correctness

of response





• 5.3.4 A Route - The Path to a Network

18



Refer to the exhibit. When computer A sends a frame to computer D, what computers receive th

only computer D

only computer A and computer D

only computer B, computer C, and computer D

all computers

Observable


1correctness

of response





• 9.6.3 Switches - Selective Forwarding

19 Which topology divides the collision domain and provides full media bandwidth to the hosts in th



Observabl


1correctness

of response





• 9.6.2 Ethernet - Using Switches

20 Which device should be used for enabling a host to communicate with another host on a dif

network?

switch

hub



router

host


Value

1correctness of

response



2



• 5.3.3 A Gateway - The Way Out of Our Network

21

Refer to the exhibit. Communication for hosts X and Y is restricted to the local network. Wh

reason for this?

Host X is assigned a network address.

Host Y is assigned a multicast address.

Host X and host Y belong to different networks.

The gateway addresses are broadcast addresses.


1correctness of

response



2





• 6.2.1 Types of Addresses in an IPv4 Network

22 In a network design project, a network designer needs to select a device to provide collision

connections to 40 hosts on the LAN. Which device should be selected?hub

router

switch

firewall


Value

1correctness of

response


option

2




23 What happens when a host station receives a frame that contains its own MAC address in th

destination field?

The Layer 2 information is removed and the frame is pushed up to Layer 3.The host station will copy the information to its buffers and send it back out.

The frame originated from the host and will be ignored.

The Layer 3 information is added to the frame.


Value




option

2


• 2.5.2 Getting the Data to the End Device

24



Refer to the exhibit. Which option correctly identifies the network address, range of host addthe broadcast address for the network that contains host A?


1correctness of

response





• 6.5.1 Basic subnetting



25 A network administrator is asked to design a new addressing scheme for a corporate netwo

are 60 users in the main office, 40 users in the branch office, 28 users in manufacturing, 12

office, and 4 users in the research office. Which VLSM addressing scheme that uses the192.168.88.0/24 network will fulfill the requirements while wasting the fewest addresses?

192.168.88.0/26 main

192.168.88.32/26 branch192.168.88.64/26 manufacturing

192.168.88.96/27 sales

192.168.88.128/28 research192.168.88.0/26 main

192.168.88.64/26 branch

192.168.88.128/27 manufacturing

192.168.88.160/28 sales192.168.88.176/29 research

192.168.88.0/27 main

192.168.88.32/27 branch

192.168.88.64/28 manufacturing192.168.88.80/29 sales

192.168.88.88/30 research192.168.88.0/27 main

192.168.88.64/28 branch


192.168.88.96/29 sales192.168.88.104/30 research


Value



option

2


• 6.5.3 Subnetting - Subnetting a Subnet

26 Which combination of network id and subnet mask correctly identifies all IP addresses from

172.16.128.0 through 172.16.159.255?172.16.128.0 255.255.255.224

172.16.128.0 255.255.0.0

172.16.128.0 255.255.192.0

172.16.128.0 255.255.224.0

172.16.128.0 255.255.255.192




Value

1correctness of

response


option

2




27

Refer to the exhibit. A host is connected to hub 1. Which combination of IP address, subnet maskdefault gateway can allow this host to function in the network?

IP address: 172.16.31.36 Subnet mask: 255.255.255.240 Default gateway: 172.16.31.35






Observable




2






192.168.0.0 to 192.168.255.255

127.16.0.0 to 127.31.255.255


Value

1correctness of

response

Option 1, Option 4, and Option 5 are

correct.1 point for each correct option.

0 points if more options are selected

than required.

3


• 6.2.5 Public and Private Addresses

30

Refer to the exhibit. Host C is able to ping 127.0.0.1 successfully, but is unable to communicate w

and B in the organization. What is the likely cause of the problem?

Hosts A and B are not on the same subnet as host C.

The IP addresses on the router serial interfaces are wrong.

The subnet mask on host C is improperly configured.

The FastEthernet interface fa0/0 of router 1 is wrongly configured.

Observabl




2






31 Which prompt represents the appropriate mode used for the copy running-config startup-

command ?

Switch-6J>

Switch-6J#

Switch-6J(config)#

Switch-6J(config-if)#

Switch-6J(config-line)#

Observable Description MaxValue

1correctness of

response



2



• 11.3.2 Testing the Interface Assignment

32 A user sees the command prompt: Router(config-if)# . What task can be performed at this m

Reload the device.

Perform basic tests.

Configure individual interfaces.

Configure individual terminal lines.


Value

1 correctness of response



2





• 11.1.7 IOS Configuration Modes

33 Which configuration mode is used to set a password to authenticate users that are accessingconfiguring the network device using a Telnet connection?

VTY line mode

interface mode

console line mode

global configuration mode


Value

1correctness of

response



2



• 11.2.2 Limiting Device Access - Configuring Passwords and Using Banners

34 An administrator has made changes to a device. The changes did not have the desired effec

the administrator do to restore the configuration saved in NVRAM?

Issue the erase flash command.

Issue the reload command and respond no to the prompt that follows.Issue the erase start-up config command.

Issue the copy running-config start-up config command.


Value

1correctness of

response


option

2



• 11.2.3 Managing Configuration Files

35 Which router component will have contents erased when the command erase startup-conf

flash



RAM

ROM

NVRAM


1correctness of

response


option

2




36 Two routers are connected via their serial ports in a lab environment. The routers are config

valid IP addresses, but they cannot ping each other. The show interface serial0/0 commanthe serial0/0 interface is up but the line protocol is down. What could be the cause of this p

The no shutdown command has not been applied to the interfaces.

The clock rate command has not been entered on the DCE interface.

The interface timers are not cleared.

The FastEthernet interface is emulating a serial interface by assigning it a timing signa


Value

1correctness of

response



2



• 11.4.2 Capturing and Interpreting Trace Information

37 Which password is automatically encrypted when it is created?

vty

aux

console

enable secret

enable password





Refer to the exhibit. A network administrator remotely accesses the CLI of RouterB from PC1 us

Which statement is true about this connection?

The data is automatically encrypted.

A Telnet server process is running on PC1.

The connection is made through a VTY session on the router.

A GET request was sent to RouterB to retrieve data during this session.


1correctness

of response





• 11.1.1 Cisco IOS

40 Which physical component is used to access and perform the initial configuration on a newunconfigured router?




1correctness of

response



option

2



41

Refer to the exhibit. RouterB is configured properly. The Ethernet interface Fa0/0 of RouterA is

with the use of the commands that are shown. However, a ping from the Fa0/0 interface of Route

Fa0/0 interface of RouterB is unsuccessful. What action should be taken on RouterA to solve this

Use the description command on the FastEthernet interface Fa0/0.



Configure the clock rate of the FastEthernet interface Fa0/0.

Use the no shutdown command on the FastEthernet interface Fa0/0.

Reboot the router.


1correctness

of response





42

Refer to the exhibit. A PC is connected to a network. Which action will verify that the PC can co

with its default gateway?

Use the ping 127.0.0.1 command.

Use the ipconfig command.

Use the ipconfig/all command.


Observabl

e Description Max Value

1correctness

of response







• 6.6.2 Ping Gateway - Testing Connectivity to the Local LAN

43 What information can be gathered by using the command netstat?

the default gateway

the routing protocol

active TCP connections

the locally configured subnet mask


Value




option

2



44

Refer to the exhibit. While configuring a network, a technician wired each end of a Categor

as shown. Which two statements are true about this setup? (Choose two.)

The cable is suitable for connecting a switch to a router Ethernet port.

The cable is suitable for connecting dissimilar types of devices.

The cable is unusable and must be rewired.

The cable is terminated in a way that the transmit pin is wired to the receive pin.The cable simulates a point-to-point WAN link.


Value

1correctness of

response


1 point for each correct option.2






• 10.2.2 Making LAN Connections

45 Which two types of media can provide bandwidth up to 1 Gb/s? (Choose two.)

10 BASE-T

100 BASE-T

100 BASE-FX

1000 BASE-TX

1000 BASE-SX


Value

1correctness of

response

Option 4 and Option 5 are correct.1 point for each correct option.


than required.

2


• 10.2.1 LAN and WAN - Getting Connected

46 Which option correctly identifies the interface or interfaces used to connect the router to a CSU/connectivity?



Observable


1correctness

of response




• 10.2.3 Making WAN Connections

47 Which service is used when the nslookup command is issued on a computer?FTP

DNS

DHCP

Telnet




Value

1correctness of

response


option

2



• 3.3.1 DNS Services and Protocol

48

Refer to the exhibit. The tracert command is initiated from PC1 to PC4. Which device will sendto the initial tracert packet from PC1?

Athens

Ankara

London

Paris

PC4


1correctness

of response




• 6.6.4 Traceroute (tracert) - Testing the Path

49



Refer to the exhibit. Which list refers only to end devices?D,E,F,G

A,H,B,C

A,D,E,F

A,D,E,G

Observabl


1correctness

of response




• 2.1.5 Intermediary Devices and their Role on the Network

50 How can ARP be used to help document the network?

It can list each hop on the way to a destination host.

It can show the average latency of hosts on the network.

It can provide a list of physical addresses on the network.

It can indicate which hosts are not responding to network traffic.


Value

1correctness of

response


0 points for any other 2



option


• 11.4.3 Learning About the Nodes on the Network

CCNA-EXAM 2

1

Refer to the exhibit. The diagram represents the process of sending email between clients. Sel

below that correctly identifies the component or protocol used at each numbered stage of the d1.MUA 2.MDA 3.MTA 4.SMTP 5.MTA 6.POP 7.MDA 8.MUA



1.MDA 2.SMTP 3.MTA 4.SMTP 5.MTA 6.MUA 7.POP 8.MDA


Observabl


1

correctness

of response


0 points for any other option 2






2

Refer to the exhibit. Which layered network model is shown in the diagram?

Cisco

IETF

OSI

TCP/IP

Observabl


1

correctness

of response





• 2.4.2 Protocol and Reference Models

3 Which application layer protocol allows administrators to log into a server from remote loc

control a server as though logged in locally?

DNS

FTP

DHCP

SMTP

Telnet

Observable Description Max



Value

1correctness of

response



2



• 3.1.1 OSI and TCP/IP Model

4 A network has grown too large for technicians to configure network addresses and hosts fi

resolution. Which two application layer services should be added to the server to allow the

be satisfied dynamically? (Choose two.)

DNS

FTP

DHCP

HTTP

SMTP


Value



1 point for each correct option.0 points if more options are selected

than required.

2


• 3.3.1 DNS Services and Protocol• 3.3.5 DHCP

5 Which OSI layer uses the header information to reassemble the data segments into streams

application layer

network layer presentation layer

session layer

transport layer


Value



1correctness of

response


option

2



• 4.1.2 Controlling the Conversations

6 Well-known services and applications use which range of TCP/UDP port numbers?

0 to 255

0 to 1023

1024 to 49151

49152 to 65535


Value

1correctness of

response



option

2



7 Which TCP/IP model layer creates additional overhead on network resources due to acknowtracking, and retransmission of data?

internet

transport

application

network access


Value

1correctness of

response



2





• 4.1.3 Supporting Reliable Communication

8 What information is contained in the header of Layer 3 to help data delivery?

port number

device physical address

destination host logical address

virtual connection identifier


Value




option

2



9 Which OSI layer addressing is required to route packets between two networks?

Layer 1

Layer 2

Layer 3

Layer 4


Value

1correctness of

response



2




10 Which two functions of the OSI model occur at layer two? (Choose two.)

physical addressing

encoding

routing



cabling

media access control


Value




than required.

2


• 7.1.1 Data Link Layer - Supporting and Connecting to Upper Layer Services

11

Refer to the exhibit. Host A is trying to send data to host E. When host A sends out an ARP requeresponse should be received?

00-08-a3-d6-ab-17

00-10-7b-e7-fa-ef

00-0d-88-c7-9a-24

Destination Unreachable from RouterA

Observabl


1correctness

of response






• 11.4.3 Learning About the Nodes on the Network

12

Refer to the exhibit. Host A uses router A as its default gateway. If host A sends an ICMP echo r

172.16.10.0, what ICMP response will host A receive.

echo reply

source quench

route redirectiondestination unreachable


1correctness

of response




• 11.3.1 Test the Stack

13



Refer to the exhibit. Assume all devices are using default configurations. How many subnets are

address the topology that is shown?

1

3

4

5

7

Observabl


1correctness

of response




• 10.3.2 How Many Networks?

14

Refer to the exhibit. Which type of network design is shown?

client/server

wide area



dedicated server

peer-to-peer


1correctness

of response




• 3.2.4 Peer-to-Peer Networking and Applications (P2P)

15 A network technician is tasked with setting up a network for six users, but the users shoulduse their accounts to log on from any of the six computers. What type of network should be

workgroup

P2P applications

peer-to-peer network

client-server network


Value

1correctness of

response



2



• 3.2.2 Servers

16



Refer to the exhibit. All routers in the network are configured with the correct IP addresses and

protocol. Host A sends a packet to host B. Which exhibited steps will be executed on each of thethe network?

Routers R1 and R2 execute all six steps.

Routers R1 and R2 execute steps 1, 2, 3, 4, and 6.

Router R1 executes steps 1,2,3,4, and 6. Router R2 executes all six steps.

Router R1 executes all six steps. Router R2 executes steps 1,2,3,4, and 6.

Observabl


1correctness

of response




• 5.3.7 Packet Forwarding - Moving the Packet Toward its Destination

17



Refer to the exhibit. Host A is configured with the correct IP address for the default gateway of

R1 FastEthernet0/1 interface. How will a packet that is sent from host A to host B be handled by

on the network?R1 will drop the packet because R1 does not have a specific route in its routing table to the

network.

R1 will forward the packet to its default gateway, the next hop router R2. R2 will forward ththe directly connected network 10.1.1.0/24.

R1 will forward the packet to its default gateway, the next hop router R2. R2 will drop the p

because it does not have a default route to network 10.1.1.0/24.R1 will forward the packet to its default gateway, the next hop router R2. R2 will drop the p

because it does not have a route that is learned by a routing protocol to network 10.1.1.0/24

Observabl


1correctness

of response




• 5.3.5 The Destination Network

18



Refer to the exhibit. Host A sends a frame with the destination MAC address as FFFF.FFFF.FFFaction will the switch take for this frame?

It will drop the frame.

It will send the frame back to host A.

It will send the frame to all hosts except host A.

It will forward the frame to the default gateway.


1correctness

of response






19



Refer to the exhibit. When host A sends a frame addressed for host D, which hosts will receive th

only host D

only hosts A and D

only hosts B, C, and D

all hosts

Observabl


1correctness

of response




• 9.3.4 Another Layer of Addressing

20 Which topology represents a collision-free environment?




1correctness

of response



2




21 What action is taken by a host on an Ethernet network when the host attempts to contact a r

on another network?

The packet is sent using the IP and MAC address of the destination host.

The packet is sent using the IP address and MAC address of the default gateway.The packet is sent using the IP address of the destination host and MAC address of the gateway.The packet is sent using the IP address of the default gateway and the MAC address of

destination host.


Value



1correctness of

response


option

2




22 Which device should be used for enabling a host to communicate with another host on a difnetwork?

switch

hub

router

host


Value




option

2




23 Which three IPv4 addresses represent subnet broadcast addresses? (Choose three.)

192.168.4.63 /26

192.168.4.129 /26

192.168.4.191 /26

192.168.4.51 /27

192.168.4.95 /27

192.168.4.221 /27


Value

1correctness of

response


correct.


3





10.10.128.0 to 10.10.0.159

10.10.128.0 to 10.10.159.0


Value

1correctness of

response



2



• 10.4.1 Calculating Addresses: Case 1

26

Refer to the exhibit. A host is using NAT to connect to the Internet. Which three IP addresthis connection? (Choose three.)

10.1.1.63

10.1.1.37

10.1.1.39

10.1.1.32

10.1.1.60

10.1.1.2


Value

1 correctness of Option 2, Option 3, and Option 5 are 3



response correct.1 point for each correct option.


than required.


• 6.3.1 Planning to Address the Network

27

Refer to the exhibit. A user wants to access the Internet from the PC. A part of the running confi

the router is shown. Which default gateway IP address should be configured at the PC to enable 10.1.192.1

10.1.192.2

10.1.192.54

192.31.7.1

Observabl




2



• 11.3.4 Testing Gateway and Remote Connectivity

28



Refer to the exhibit. What function does router RT_A need to provide to allow Internet access fothis network?

address translation

DHCP services

ftpd

web server

Observabl




2



29



Refer to the exhibit. The router of the company failed and was replaced. After the replacement, h

D in the Education office are able to ping each other, but they are unable to access the hosts in thoffice. What is the likely cause of the problem?

The IP address at the fa0/0 interface of the router is incorrectly configured.

The subnet mask at the fa0/1 interface of the router is incorrectly entered.

The IP address at the serial interface of the router is incorrectly configured.

The hosts in the Accounts office are not on the same subnet as the hosts in the Education offi

Observabl


1correctness

of response





30



Refer to the exhibit. Host A is able to access resources on the local LAN but is unable to accresources on the Internet. What is the likely cause of this problem?

The host subnet mask in incorrect.

The network uses private addresses.

The host address is a network address.

The default gateway is on a different subnet from the host.


1correctness of

response






31 What is the Cisco IOS?

system software for Cisco devicesRead Only Memory in Cisco devices

non-volatile storage for device configurations

an initial operating system that is used for boot functions


Value



1correctness of

response


option

2





Reload the device.





Value

1correctness of

response



option

2



33 What is the consequence of issuing the erase startup-config command in privileged EXECCisco router?

Data stored in RAM will be removed.

Data stored in NVRAM will be erased.

Information in flash memory will be removed.

Flags in the configuration register will be set to 0.

Both the startup-config and the running-config will be erased.


1correctness of

response


option

2






34 When must a router serial interface be configured with the clock rate command?

when the interface is functioning as a DTE device

when the interface timers have been cleared

when the connected DTE device is shut down

when the interface is functioning as a DCE device


Value

1correctness of

response



2



• 11.2.4 Configuring Interfaces

35 Which exhibit shows the interface that is configured by the command, router(config)# interface

0/0/1?



Observabl

e


1correctness

of response





36

Refer to the exhibit. Which option shows the correct topology given the configuration of Router



Observabl

e


1correctness

of response






37 Which password would allow a user to establish a Telnet session with a Cisco device?

VTY passwordenable password

console password

enable secret password


Value



1correctness of

response


option

2




38 What is the effect of using the Router# copy running-config startup-config command on

The contents of ROM will change.

The contents of RAM will change.

The contents of NVRAM will change.

The contents of flash will change.


Value

1correctness of

response



option

2



39

Refer to the exhibit. Host A is transmitting data to host B. Which address combination will be u

data leaves the Router1 Fa0/1 interface?

Destination IP: 192.168.72.2 Source MAC: 0007.C2B4.3421



Destination IP: 192.168.10.4 Source MAC: 0030.8596.DE81

Destination IP: 192.168.10.4 Source MAC: 0007.C2B4.3421

Destination IP: 192.168.72.2 Source MAC: 0030.8596.DE81




2




40

Refer to the exhibit. Cable A is plugged into the console port on switch S1. What is required on t

network technician to enter the initial configuration on S1?

a terminal emulation program

a web browser

a Telnet client

an FTP client


1correctness

of response





• 10.5.2 Making the Device Management Connection

41 Which physical component is used to access and perform the initial configuration on a newunconfigured router?




1correctness of

response



2



42



Refer to the exhibit. A PC is communicating with another PC on a remote network. The two net

connected by three routers. Which action will help to identify the path between the hosts?

Use the ipconfig command at the host.Use the ipconfig/all command at the destination.

Use the tracert command at the host.

Use the ping command at the destination.

Observabl


1correctness

of response






43

Refer to the exhibit. The serial interface of the router was configured with the use of the com

are shown. The router cannot ping the router that is directly connected to interface serial 0/0should the network technician do to solve this problem?

Configure the description at interface serial 0/0/0.

Configure an IP address on interface serial 0/0/0.

Remove the no shutdown command at interface serial 0/0/0

Reboot the router.




1correctness of

response



2




44

Refer to the exhibit. Each media link is labeled. What type of cable should be used to connect thdevices?

Connection 1 - rollover cable

Connection 2 - straight-through cable

Connection 3 - crossover cableConnection 1 - crossover cable

Connection 2 - rollover cable

Connection 3 - crossover cable

Connection 1 - straight-through cableConnection 2 - crossover cable


Connection 1 - straight-through cableConnection 2 - crossover cable

Connection 3 - straight-through cable

Connection 1 - crossover cableConnection 2 - straight-through cable


Observabl




2


• 8.3.3 Unshielded Twisted Pair (UTP) Cable

45 A network technician has made a UTP cable that is terminated as T568A on one end and T



opposite end. What type of cable has been constructed?

patch

console

crossover

straight-through


Value

1correctness of

response



2




46

Refer to the exhibit. What three statements are true about the IP configuration that is shown?

three.)

The address that is assigned to the computer represents private addressing.

The computer is unable to communicate outside of the local network.

The network of this computer can have 126 hosts.

The prefix of the computer address is /27.

The IP address that is assigned to the computer is routable on the Internet.

The IP address that is assigned to the computer is a broadcast address.





Option 1, Option 2, and Option 4 arecorrect.



3




47

Refer to the exhibit. The ping 127.0.0.1 command is issued on the local host. What do the ping r

indicate?

The local host can send packets on the local network.

The TCP/IP stack on the local host operates properly.

The local host has full connectivity to the default gateway.The local host has full connectivity to the remote network.


1correctness

of response






48 Which service is used when the nslookup command is issued on a computer?

FTP

DNS

DHCP



Telnet


Value




2



• 3.3.1 DNS Services and Protocol

49

Refer to the exhibit. Which list refers only to end devices?

D,E,F,G

A,H,B,C

A,D,E,F

A,D,E,G

Observable




2






50

Refer to the exhibit. An employee wants to access the organization intranet from home. Which indevice should be used to connect the organization intranet to the Internet to enable this access?

hub

switch

router

wireless access point

Observabl


1correctness

of response




• 1.5.1 Where Is It All Going?

CCNA-EXAM3

1



Refer to the exhibit. The diagram represents the process of sending e-mail between clients. W

correctly identifies the component or protocol used at each numbered stage of the diagram?

1.MUA 2.MDA 3.MTA 4.SMTP 5.MTA 6.POP 7.MDA 8.MUA




Observabl


1correctness

of response






2

Refer to the exhibit. In a network, PC1 sends a message to PC2. The frame received at PC2 is sh

information in this frame determines the correct destination application?

timing and synchronization bits

destination and source physical addresses



destination and source logical network addresses

destination and source process numbers

Observabl


1correctness

of response




• 2.5.1 Addressing in the Network

3

Refer to the exhibit. How will data files get retrieved from the server?

The client establishes a two-way connection to the server on port 21 for file transfer.

From the perspective of computer A, port 21 is used to signal a push to the server, and port

signal a pull from the server.There is a connection established to send files from the client to the server and a second con

get files from the server to the client.

Computer A establishes a connection to the server on port 21 for control and uses a second c

on port 20 to download and upload files.

Observabl




2





• 3.3.4 FTP

4

Refer to the exhibit. Which layered network model is shown in the diagram?

Cisco

IETF

OSI

TCP/IP

Observabl




2



• 2.4.2 Protocol and Reference Models

5



Refer to the exhibit. Which two layers of the OSI model describe the same functions as the

and internet layers of the TCP/IP model? (Choose two.)

application layer

presentation layer

session layer

transport layer

network layer

data link layer

physical layer


Value




than required.

2



• 2.4.8 Comparing the OSI Model with the TCP/IP Model

6 What is the correct order for PDU encapsulation?




1correctness

of response




• 2.4.5 Protocol Data Units and Encapsulation

7

Which statement describes the correct use of addresses to deliver an e-mail message from HostB

mail service that is running on ServerA?HostB uses the MAC address of ServerA as the destination.

Router B uses a Layer 3 network address to route the packet.

Router A uses the Layer 4 address to forward the packet to Router B.

Via the use of a Layer 3 address, ServerA assigns the message to the e-mail service.






2




• 2.5.4 Getting the Data to the Right Application

8 Which OSI layer does IP rely on to determine whether packets have been lost and to reques

retransmission?

application

presentation

session

transport


Value




option

2


• 5.1.4 The IP v4 Protocol - Best Effort

9 What three statements are true about network layer addressing? (Choose three.)

Network layer addressing uses a hierarchy.

It uses addresses that are 48 bits in length.

It is used by Ethernet switches to make forwarding decisions.

It does not support broadcasts.

It uses a method by which the network portion of an address can be identified.

Network layer addressing identifies each host distinctly.


Value

1correctness of

response

Option 1, Option 5, and Option 6 arecorrect.


3






• 5.2.5 How Do We Separate Hosts Into Networks? - Hierarchical Addressing

10 Which statement is true about the TTL value of an IPv4 packet?

It determines the priority of a packet.

It specifies the remaining "life" of the packet.

It indicates that the packet has been fragmented.

It denotes the data payload type that the packet is carrying.


1correctness of

response



2



• 5.2.5 How Do We Separate Hosts Into Networks? - Hierarchical Addressing

11 Which statement is true about the operations of the IPv4 protocol?

IPv4 includes additional fields in the IP header, which are required for reliable delivery

packet.

IPv4 operates independently of the media that carry the data at lower layers of the prot

IPv4 provides error control and tracking for the data delivery, and retransmits the pack

corrupted.IPv4 is a connection-oriented protocol that requires some control data to be exchanged

the connection before data transmission.





option

2





• 5.1.3 The IP v4 Protocol - Connectionless

12 What is the protocol data unit that is associated with the data link layer of the OSI referenc

data

frame

packet

segment


Value

1correctness of

response



2



• 7.1.1 Data Link Layer - Supporting and Connecting to Upper Layer Services

13



Refer to the exhibit. Host A attempts to establish a TCP/IP session with host C. During this attemwas captured with the source MAC address 0050.7320.D632 and the destination MAC address

0030.8517.44C4. The packet inside the captured frame has an IP source address 192.168.7.5, an

destination IP address is 192.168.219.24. At which point in the network was this packet captured

leaving host A

leaving ATL

leaving Dallas

leaving NYC

Observabl


1correctness

of response





14 What type of network is maintained if a server takes no dedicated role in the network?

mainframe



client/server

peer-to-peer

centralized


1correctness of

response


option

2



• 3.2.4 Peer-to-Peer Networking and Applications (P2P)

15 What information is used at each hop to determine where the packet will be forwarded next

the IP packet header

the incoming interface

the transport layer PDU

the source MAC address


Value




2



• 5.3.2 IP Packets - Carrying Data End to End

16 Which fiber connector supports full-duplex Ethernet?




1correctness of

response



option

2



• 8.3.8 Media Connectors

17

Refer to the exhibit. Host A sends a frame to host C with a destination MAC address CC. The M

for host C is not in the MAC table of switch SW1. How will SW1 handle the frame?

Switch SW1 will drop the frame.

Switch SW1 will forward the frame to host C.

Switch SW1 will flood the frame out all ports.

Switch SW1 will flood the frame out all ports except port Fa0/1.




1correctness

of response





18 Which topology divides the collision domain and provides full media bandwidth to the hosts in th

Observabl








19

Refer to the exhibit. Host A and B are unable to communicate with each other. What is the rethis?

Host A is assigned a network address.

Host B is assigned a multicast address.

Host A and host B belong to different networks.

The gateway addresses are network addresses.





option

2



• 6.2.1 Types of Addresses in an IPv4 Network

20 Which device should be used for enabling a host to communicate with another host on a difnetwork?

switch



hub

router

host


1correctness of

response


option

2




21 In which scenario would a crossover cable be required between Ethernet ports on the devic

computer to hub

computer to router

computer to switch

switch to router


Value




2




22 Which option represents a point-to-point logical topology diagram?




Value




option

2





• 7.2.4 Logical Topology vs Physical Topology

23 A network administrator subnets the network 192.168.1.0/24 into four subnets. Which optionaddresses Router1 and host A into the second subnet created?


1correctness of

response



option

2






24 Which type of IP address is 192.168.88.207/28?

host address

network address

multicast address

broadcast address


Value

1correctness of

response



2



• 6.2.2 Calculating Network, Hosts and Broadcast Addresses

25 How many host addresses may be assigned when using the 128.107.0.0 network address wi

mask of 255.255.248.0?

30

256

2046

2048

4094

4096


Value

1correctness of

response



2




26



Refer to the exhibit. A network technician is trying to determine the correct IP address configura

Host A. What is a valid configuration for Host A?

IP address: 192.168.100.19; Subnet Mask: 255.255.255.248; Default Gateway: 192.16.1.2

IP address: 192.168.100.20; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.100


IP address: 192.168.100.22; Subnet Mask: 255.255.255.240; Default Gateway: 10.1.1.5IP address: 192.168.100.30; Subnet Mask: 255.255.255.240; Default Gateway: 192.168.1.1


Observabl




2



• 6.3.3 Assigning Addresses to Other Devices

27 A network administrator is asked to design a new addressing scheme for a corporate netwo

are 60 users in the main office, 40 users in the branch office, 28 users in manufacturing, 12

office, and 4 users in the research office. Which VLSM addressing scheme that uses the

192.168.88.0/24 network will fulfill the requirements while wasting the fewest addresses?192.168.88.0/26 main

192.168.88.32/26 branch


192.168.88.128/28 research

192.168.88.0/26 main192.168.88.64/26 branch192.168.88.128/27 manufacturing

192.168.88.160/28 sales

192.168.88.176/29 research



192.168.88.0/27 main

192.168.88.32/27 branch


192.168.88.88/30 research

192.168.88.0/27 main192.168.88.64/28 branch


192.168.88.96/29 sales192.168.88.104/30 research


Value

1correctness of

response


option

2




28 Which of the following are the address ranges of the private IP addresses? (Choose three.)

10.0.0.0 to 10.255.255.255

200.100.50.0 to 200.100.25.255

150.150.0.0 to 150.150.255.255172.16.0.0 to 172.31.255.255

192.168.0.0 to 192.168.255.255

127.16.0.0 to 127.31.255.255


Value

1correctness of

response


correct.1 point for each correct option.


3





29

Refer to the exhibit. Which service is needed in order for the hosts to access the Internet?

NAT

RIP

FTP

DHCP

Observabl


1 correctnessof response


2




30



Refer to the exhibit. The router of the company failed and was replaced. After the replacement, h

D in the Education office are able to ping each other, but they are unable to access the hosts in thoffice. What is the likely cause of the problem?

The IP address at the fa0/0 interface of the router is incorrectly configured.

The subnet mask at the fa0/1 interface of the router is incorrectly entered.

The IP address at the serial interface of the router is incorrectly configured.

The hosts in the Accounts office are not on the same subnet as the hosts in the Education offi

Observabl


1correctness

of response






31 A user types the enable command. What task can be performed at the privileged EXEC mo

Configure the device.



Issue show and debug commands.


Value




option

2







Reload the device.





Value



option

2




33 What purpose does a hostname serve on a router?

uniquely identifies a router on the internetused by routing protocols to identify peer routers

provides device identification to users logging on remotely

determines the hosts that are allowed to connect to the device


Value

1correctness of

response


option

2



• 11.2.1 Devices Need Names

34 When must a router serial interface be configured with the clock rate command?



when the interface is functioning as a DTE device

when the interface timers have been cleared

when the connected DTE device is shut down

when the interface is functioning as a DCE device


Value

1correctness of

response



option

2



35 Which exhibit shows the interface that is configured by the command, router(config)# interface

0/0/1?



Observabl




2




36 Which password is automatically encrypted when it is created?

vty

aux

console

enable secret

enable password


1correctness of

response


option

2






37 To enhance security in a network, the network administrator uses these commands:

Router(config)# line console 0

Router(config-line)# password j1mdi2

Router(config-line)# login

What two conclusions are evident from these commands? (Choose two.)

Users who attempt to connect to the console port of the router must enter a password.

The entries permit access through the console by the use of j1mdi2 as the password.

The entries eliminate the need for authentication.

Access through the console will be denied because the console configuration is incomp

The entries prevent passwords from being displayed as plain text.


Value

1correctness of

response

Option 1 and Option 2 are correct.1 point for each correct option.


than required.

2




38 Which memory contents will change as a result of using the Router# erase startup-config

on a router?

RAM

ROM

flash

NVRAM


Value




2






39 What are the default terminal emulation software settings when configuring a Cisco device

console port?Bits per second: 19200

Data bits: 7

Parity: None Stop bits: 0

Flow control: None

Bits per second: 9600 Data bits: 8

Parity: None

Stop bits: 1 Flow control: None Bits per second: 19200

Data bits: 7

Parity: None Stop bits: 0

Flow control: Hardware

Bits per second: 9600 Data bits: 8

Parity: None

Stop bits: 1

Flow control: Hardware


Value

1correctness of

response


option

2



• 10.5.2 Making the Device Management Connection

40



Refer to the exhibit. A PC is communicating with another PC on a remote network. The two net

connected by three routers. Which action will help to identify the path between the hosts?

Use the ipconfig command at the host.Use the ipconfig/all command at the destination.

Use the tracert command at the host.

Use the ping command at the destination.

Observabl


1correctness

of response






41



Refer to the exhibit. A PC is connected to a network. Which action will verify that the PC can co

with its default gateway?


Use the ipconfig command.

Use the ipconfig/all command.


Observabl


1correctness

of response





42

Refer to the exhibit. The serial interface of the router was configured with the use of the com

are shown. The router cannot ping the router that is directly connected to interface serial 0/0

should the network technician do to solve this problem?

Configure the description at interface serial 0/0/0.

Configure an IP address on interface serial 0/0/0.

Remove the no shutdown command at interface serial 0/0/0

Reboot the router.




1correctness of

response



2




43

Refer to the exhibit. At which OSI layer is serial interface 0/0/1 experiencing problems?

Layer 1

Layer 2

Layer 3

Layer 4


1correctness

of response





• 11.1.6 IOS Examination Commands


44



Refer to the exhibit. A student has wired each end of a CAT 5e cable as shown. What is the resu

two.)

The cable is unusable and must be rewired.

The cable is suitable for use as a rollover cable.

The cable is suitable for use as a Fast Ethernet crossover.

The cable is suitable for use as a Gigabit Ethernet straight-through.

The cable is suitable for use between two 100 Mbps Auto-MDIX capable switches.

Observabl




1 point for each correct option.0 points if more options are selected than

required.

2




45 What type of cable is being used if a network administrator is connecting two Cisco routers

the 100BaseTX standard?

rollover cable

smart serial cablecrossover UTP

straight-through UTP


Value

1 correctness of 2 points for Option 3 2



response 0 points for any other option




46 Which type of media is immune to EMI and RFI? (Choose two.)

10 Base-T

10 Base-2

10 Base-5

100 Base-FX

100 Base TX

1000 Base LX


Value

1correctness of

response




2


• 8.3.6 Fiber Media

47

Refer to the exhibit. The ping 127.0.0.1 command is issued on the local host. What do the ping r

indicate?

The local host can send packets on the local network.



The TCP/IP stack on the local host operates properly.

The local host has full connectivity to the default gateway.

The local host has full connectivity to the remote network.


1correctness

of response





48

Refer to the exhibit. Host A is unable to reach host B on the remote network. A technician attempthe local gateway and the ping was successful. To verify the host configuration, the technician iss

ipconfig command. What is the likely cause of the problem?

The local NIC is incorrectly configured.The subnet mask on host A is incorrectly configured.

The IP address on host A is incorrectly configured.

The default gateway on host A is incorrectly configured.







• 11.3.5 Tracing and Interpreting Trace Results

49 Which command can be issued on a PC to determine which TCP/IP ports are in use?

tracert

netstat

nslookup

ipconfig /all


Max

Value




option

2



50

Refer to the exhibit. Which list refers only to end devices?



D,E,F,G

A,H,B,C

A,D,E,F

A,D,E,G

Observabl


1correctness

of response






Documents

CCNA Semester v0.1