PGDCA Second Semester Examination (Year 2014) Internet ... · PGDCA Second Semester Examination (Year 2014) Internet Engineering Subject Code: ... Write a program with form ... In

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PGDCA Second Semester Examination (Year 2014)

Internet Engineering Subject Code: PGDCA -201

Paper Code: SLJ-101 Time : 20 Minutes

M.Marks : 10

Section A

Objective Type Questions

Attempt All Questions (Each question carry 1/2 mark). Use the symbol (√) in the box for

marking the correct answer.

Q. No. 1. Choose the correct answer-

1. Internet requires-

a) An international agreement to connect computers

b) A local area network

c) A commonly agreed set of rules to communicate among computers

d) A World Wide Web

2. IP address is currently-

a) 4 bytes long

b) Available in plenty

c) 6 bytes long

d) Not assigned as it is all used up

3. In 32 bit IP Addressing scheme all 1’s represent-

a) This computer b) Directed broadcast

c) Limited broadcast d) Loop back

4. CIDR stands for-

a) Classified Internet Domain Routing

b) Classless Inter Domain Routing

c) Classless Internet Domain Routing

d) Classified Inter Domain Routing

Invigilator’s Signature

Roll No.

Enrollment No.

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5. The internet is-

a) Network of networks b) Web site

c) Host d) Server

6. HTML is a -

a) Programming Language b) Scripting Language

c) Web Browser d) Network Protocol

7. IP addresses are converted to-

a) A binary string b) Alphanumeric string

c) A hierarchy of domain names d) A hexadecimal string

8. Internet uses-

a) Packet switching b) Circuit switching

c) Telephone switching d) Telex switching

9. A router

a) Screens incoming information

b) Distributes information between networks

c) Clears all viruses from a computer system

d) Is a work virus

10. A world wide web contains web pages-

a) Residing in many computers

b) Created using HTML

c) With links to other web pages

d) Residing in many computers linked together using HTML

11. A web page is located using a-

a) Universal Record Linking b) Uniform Resource Locator

c) Universal Record Locator d) Uniformly Reachable Links

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12. A Search Engine is a program to search-

a) Information

b) Web pages

c) Web pages for specified index terms

d) Web pages for information using specified search terms

13. HTML is similar to a-

a) Word Processing Language b) Screen Editor

c) Scripting Language d) Search Engine

14. UDP (User Diagram Protocol) is-

a) Connectionless b) Message Oriented

c) Connection Oriented d) Both (a) and (b)

15. The packets of an internet message-

a) Take a predetermined path

b) Take a path based on packet priority

c) Go along different paths based on path availability

d) Take the shortest path from source to destination

16. Internet data is broken up as-

a) Fixed Length Packets b) Variable Length Packets

c) Not Packetized d) 64 Bytes packets

17. Which one of the following is an error reporting protocol?

a) ARP b) ICMP

c) TCP d) UDP

18. Which type of web document is run at the client site?

a) Static b) Dynamic

c) Active d) All of the these

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19. The main function of a browser is to-

a) Compile HTML b) Interpret HTML

c) De-compile HTML d) Interpret CGI programs

20. Protocol used to monitor and control network devices operates at:

a) Application Layer b) Transport Layer

c) Network Layer d) Data Link Layer

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Internet Engineering Subject Code: PGDCA-201

Paper Code: SLJ-101

Time : 2:40 hours

M.Marks : 60

Section – B (Short Answer Type Questions)

Attempt all questions (each question carry 4 marks)

Q.No. 2. How do we create tables in HTML? Explain with suitable example.

OR

Which layers of the TCP/IP protocol suite are involved in a link- layer switch?

Q.No.3. What do you mean by IP is an unreliable protocol?

OR

What is the role of IP in the TCP/IP protocol suite?

Q.No.4 . How higher-level data is carried by IP to a destination host?

OR

What is the byte order used for transmitting datagram headers in the TCP/IP

protocol suite?

Q.No.5. What is internet and internet web server technology?

OR

Give the document structuring in HTML.

Q.No.6. Explain all the classes in headers addressing scheme.

OR

Describe the advantages of VR technology.

Section C (Long answer type questions)

Attempt all questions (each question carry 8 marks)

Q.No.7. What are the three basic types of web documents? Also explain the advantages

and disadvantages of each type.

OR

What do you understand by WWW? What is the use of hypertext links in internet

access? Name some popular Internet Browsers.

Q.No.8. What are the three basic building blocks of the internet?

OR

Which are the new services that will be available through the next generation of

the Internet (Write at least three)?

Roll No.

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Q.No.9. Can we specify file transfer in a Web Page? Explain with the help of suitable

example.

OR

Name and describe five services currently available through the web.

Q.No.10. Discuss the structure and fields of request and response messages in HTTP.

OR

How is head-mounted display technology used in virtual reality? Explain.

Q.No.11. Briefly describe the internet’s next killer application.

OR

What are the opportunities for marketing and business applications in virtual

reality application? Explain.

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V.B. & Oracle Subject Code: PGDCA -202


M.Marks : 10

Section A





1. No. of rows and columns in a table are termed as _______& ______respectively.

a) Cardinality, Degree b) Degree, Cardinality

c) Attributes, Tuples d) Tuples, Attributes

2. In oracle, values of variable length character strings are stored in _____data type.

a) Varchar 2 b) Varchar

c) Charvar d) Charvar 2

3. The syntax used for deleting a table in oracle is __________

a) Delete b) Remove

c) Revoke d) Drop

4. One of the restrictions on updating the empty structure of a table is changing the

_______.

a) Size of a column b) Key constraints of a column

c) Type of a column d) None of the column

5. The command used for removing existing view is _____

a) Drop b) Delete

c) Truncate d) Remove

Roll No. Enrollment No.


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6. The command used to retrieve a record from a cursor is __________

a) Select b) Retrieve

c) Get d) Fetch

7. The Grant and Revoke permissions are given to one of the given commands. Find

the correct one.

a) Index b) View

c) Cursor d) Sequence

8. „Create‟ is one of the ____commands.

a) DDL b) DML

c) DCL d) TCL

9. The default property of a text box control is -

a) Name b) Caption

c) Text d) Width

10. The controls are added to the form from ______________window.

a) Project Explorer b) Property

c) Form Layout d) Tool box

11. The form file that has no visible uses interface is-

a) ActiveXcontrol b) Standard Basic

c) Class d) Data Report

12. The common control used for writing event- driven code is-

a) Label b) Text box

c) Image d) Command Button

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13. The default value of a Boolean variable is –

a) True b) False

c) Null d) Not defines

14. If the data type of a variable during declaration time is omitted, the default data

type is-

a) Integer b) Long

c) String d) Variant

15. The string concatenation symbol used in VB is-

a) + b) „&‟

c) & d) “&”

16. To test the condition of k to execute 5 times in a loop, the proper syntax line is-

a) DO..Loop until k<5 b) DO..Loop until k<=5

c) DO..Loop while k<5 d) DO..Loop while k<=5

17. The debugging tool used to step into, to execute one line of code at a time is-

a) Step into b) Step over

c) Step out d) Step up

18. The method used to minimize the active form is-

a) Show b) Hide

c) Load d) Unload

19. The menu item property that gives the toggling effect is-

a) Checked b) Enabled

c) Visible d) Window List

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20. The file extension that specifies an ActiveXcontrol is-

a) .acx b) .axc

c) .ocx d) .oxc

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V.B. & Oracle

Subject Code: PGDCA -202

Paper Code: SLJ-102

Time : 2:40 hours

M.Marks : 60

Section – B

(Short Answer Type Questions)

Attempt all questions (each questions carry 4 marks)

Q.No. 2. What are the DBMS models? Compare the models on any 4 factors.

OR

What is SQL? What are the distinct parts of SQL plus? What are the data types

in oracle?

Q.No.3. Give any 4 pre-determined internal PL/SQL exceptions.

OR

What is meant by Parameterized Cursor? Give syntax with suitable example.

Q.No.4. (i) Give difference between properties and methods of a VB control.

(ii) What is class? How do we use it?

OR

What is Testing & Debugging? How is it implemented in VB?

Q.No.5. Give any 4 data type conversion functions with proper examples.

OR

How do you define a User Defined data type? Define a UDT for student data with

relevant elements/fields.

Q.No.6. What is dialog box? How do we use it in the project work?

OR

What are the debugging tools available in VB? Give the details on them.

Roll No.

2

Section C

(Long answer type questions) Attempt all questions (each questions carry 8 marks)

Q.No.7. Give the syntax of the following with suitable example:

1. Create 2. Delete

3. Select 4. Insert

OR

Define the terms with suitable examples.

(1) Super key (2) Composite key

(3) Referential integrity (4) Instance Constraints

Q.No.8. What are the various modes of locking a table? Give the details on any 4 of them.

OR

What is concurrency control in Oracle? Explain the various types of locks.

Q.No.9. List any 2 differences of given controls:

1) Combo box & List box 2) Check box & option button

3) Image and picture 4) Label & text box

OR

(1) What are the parts of the code window? Explain with suitable example.

(2) What is constructer for a function and subroutine? Explain with example and

give their basic difference.

Q.No.10. (1) How do you declare variables?

(2) Write a program with form interface to value n numbers, n→ input from the

user.

OR

(1) Define the various scope of variables used in VB, with suitable examples.

(2) How do you determine the life time of a variable?

Q.No.11. Explain the features and purpose of:

(1) Code Window (2) Form Layout Window

(3) Immediate Window (4) Project Explorer Window

OR

What is menu editor? Write down the steps to design a menu editor of a Notepad

application with proper naming convention.

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Software Engineering Subject Code: PGDCA -203


M.Marks : 10

Section A





1. The aim of software engineering is to produce software that is-

a) Delivered on time b) Delivered within budget

c) Satisfies user’s need d) All of these

2. In intermediate COCOMO model that represents complex products is referred to as

-

a) Embedded b) Semi detached

c) Organic d) Monolithic

3. During software development which factor is most crucial?

a) People b) Product

c) Process d) All of these

4. __________model is also called as the classic life cycle or the waterfall model.

a) Iterative development b) Incremental model

c) Spiral development d) Linear sequential model

5. RAD is not appropriate when-

a) Fast finding already done b) Technical risks are high

c) Testing is not needed d) None of these

Roll No. Enrollment No.


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6. Which of the following is not an area of concern in the design model?

a) Architecture b) Data design

c) Project scope d) Modular design

7. A design is said to be good design if the components are;

a) Strongly coupled and weakly cohesive

b) Strongly coupled and strongly cohesive

c) Strongly cohesive and weakly coupled

d) None of these

8. Spiral model is-

a) Incremental b) Decremental

c) Evolutionary d) All of these

9. Coding and testing are done is-

a) Top down manner b) Bottom up manner

c) Both above d) None of these

10. The feature of the object oriented paradigm which helps code reuse is -

a) Object b) Class

c) Inheritance d) Aggregation

11. Structured charts are a product of-

a) Requirement Gathering b) Requirement Analysis

c) Design d) Coding

12. The ISO quality assurance standard that applies to software engineering is-

a) ISO 9000 b) ISO 9001

c) ISO 9002 d) ISO 9003

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13. Test cases consists of-

a) Testing plans b) Requirement specifications

c) Use case diagram d) Inputs & predicted output

14. Which of these terms is a level name in the capability maturity model?

a) Ad-hoc b) Repeatable

c) Reusable d) Organized

15. Black Box Testing is also called-

a) Specification based testing b) Structural Testing

c) Unit Testing d) Stress Testing

16. Errors can be find by outsiders during-

a) Alpha Testing b) Beta Testing

c) Gamma Testing d) All of these

17. In maintenance phase, the product must be tested against previous test cases. This

is known as _______testing.

a) Unit b) Integration

c) Regression d) Beta

18. Which of the following is not an Automation?

a) Operating system b) ERP Tools

c) CRM Tools d) SCM Tools

19. As the reliability increases, failure intensity-

a) Decreases b) Increases

c) No effect d) None of these

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20. Documentation is prepared at-

a) System design phase b) System analysis phase

c) System requirement phase d) All of these

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Software Engineering

Subject Code: PGDCA -203

Paper Code: SLJ-103

Time : 2:40 hours

M.Marks : 60

Section – B

(Short Answer Type Questions)


Q.No.2. What do you mean by Software Engineering? Discuss its characteristics also.

OR

What are different phases of a classical waterfall model?

Q.No.3. What are the rules for writing Data Flow Diagram?

OR

What are different steps of Software Project Planning?

Q.No.4. What is coupling? Explain different types of coupling.

OR

What are the features of modular design?

Q.No.5. Differentiate between Alpha Testing and Beta Testing.

OR

Explain how software design is different from coding?

Q.No.6. What are the different steps in software implementation?

OR

Write a short note on Software Configuration Management.

Roll No.

2

Section C

(Long answer type questions)


Q.No.7. Compare the basic COCOMO model with the detailed COCOMO model.

OR

“Spiral model is the most realistic approach to the development of large scale

system and software”. Justify your answer.

Q.No.8. Explain throwaway prototyping and evolutionary prototyping.

OR

What is CMM? Describe its levels.

Q.No.9. What are SQA activities? Explain the importance of SQA activities throughout

the process of software development.

OR

Compare and contrast White Box and Black Box testing.

Q.No.10. What is object oriented analysis and design? How it is different from function

oriented design?

OR

What are software risk? What are different risk management activities.

Q.No.11. Explain how Problem Management is related to Configuration Management.

OR

Write a short note on Automation of software development.

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PGDCA Second Semester Examination (Year 2014) Internet ... · PGDCA Second Semester Examination (Year 2014) Internet Engineering Subject Code: ... Write a program with form ... In