3.1 Basic Concepts of Networks and Communications3.1.1 Definition3.1.1.1 Define computer networks.

SECTION A

1. State whether the following statement is True or False. / Nyatakan sama ada pernyataan berikut Benar atau Palsu.(i) A network is a collection of computers and devices connected together via

communications devices and transmission media.Rangkaian ialah satu koleksi komputer dan peranti yang dihubungkan bersama melaluiperanti komunikasi dan media penghantaran.…………………….

(ii) Using E-Business system, customer can pay bills, browse account balance andtransfer money without going to the bank.Menggunakan sistem E-Perniagaan, pelanggan boleh membayar bil, menyemak bakiakaun dan memindahkan wang tanpa perlu ke bank.…………………….

(TERENGGANU 2010)2. A computer network must contain at least ________ computers.

Rangkaian komputer sekurang-kurangnya mempunyai ____ buah komputer.A. oneB. twoC. three D. Four

(EXAM 2010)Write True or False for the following statements :Tuliskan Benar atau Palsu pada pernyataan berikut:

3. A network links two or more computers together to enable data and resource exchange. Sebuah rangkaian menghubungkan dua atau lebih komputer untuk membolehkan pertukaran data dan sumber.……………..

(EXAM 2010)

3.1.1.2 Define communications.

SECTION A

1

1. Communication is ____________ of transmitting messages.Komunikasi adalah ____________ penghantaran mesej.A. function / fungsiB. An act / caraA. A situation / situasiD. Domination / dominasi

(EXAM 2010)

2. Communication is an act of transmitting____________________ Komunikasi adalah satu tindakan untuk menukarkan________________ A. data / data

B. messages / pesanan C. knowledge /pengetahuan D. information / maklumat

(EXAM 2010)

3. Information and communication technology comprises three major elements which are computer, Internet and networking. TRUE / FALSE

(EXAM 2010)

3.1.2 Importance of Computer Network3.1.2.1 State the importance of computer networks and communications.3.1.3 Types of Networks.3.1.3.1 Define types of computer networks:• LAN • MAN • WAN

SECTION A

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1. Which of the following statement is true about networks?Manakah antara pernyataan berikut benar mengenai rangkaian?A. People in various places can be connected through a local area network.

Pengguna di merata tempat boleh dihubungkan melalui rangkaian kawasan setempat.B. Networking technology allows banking to be done anywhere and at any time.

Teknologi rangkaian membolehkan urusan perbankan boleh dilakukan di mana sahaja padabila-bila masa.

C. A long distance communication can only be done in a virtual private network.Komunikasi Jarak Jauh hanya boleh dilakuakan dalan rangkaian persendirian maya..

D. A network that links computers from one building to another is known as Metropolitan AreaNetwork.Rangkaian yang menghubungkan komputer dari satu bangunan ke bangunan yang lain dikenali

(JOHOR 2010)2. Table 3 shows a statement about a type of computer network.

Jadual 3 menunjukkan pernyataan tentang sejenis rangkaian komputer.

X is a type of computer network that links computer networks at different sites within a city.X ialah sejenis rangkaian komputer yang menghubungkan beberapa rangkaian komputer di lokasi yang berbeza dalam sebuah bandar.

Table 3 / Jadual 3

Based on Table 3, X refers to / Berdasarkan Jadual 3, X merujuk kepadaA Wide Area Network (WAN) / Rangkaian Kawasan Luas (WAN)B Local Area Network (LAN) / Rangkaian Kawasan Setempat (LAN)C Metropolitan Area Network (MAN) / Rangkaian Kawasan Metropolitan (MAN)D Personal Area Network (PAN) / Rangkaian Kawasan Peribadi (PAN)

(KEDAH 2010)SECTION B1. Figure 9 shows two different types of computer network

Rajah 9 menunjukkan dua jenis rangkaian komputer yang berbeza.

Based on Figure 9, / Berdasarkan Rajah 9,

a) Name the type of network in :/ Namakan jenis rangkaian dalam :i. Figure 9 (i) /Rajah 9 (i)

………………………………………………ii. Figure 9 (ii) /Rajah 9 (ii)

………………………………………………

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b) State two differences between the network in (a)(i) and (a)(ii).Nyatakan dua perbezaan di antara rangkaian dalam (a)(i) dan (a)(ii).

Network (a) (i) Criteria Network (a) (ii)

(JOHOR 2010)

2. Figure 10 shows the computer network used by ABC Company.Rajah 10 menunjukkan rangkaian computer yang digunakan oleh Syarikat ABC.

Figure 10 / Rajah 10

(a) Based on Figure 10, state the type of computer network that connectsBerdasarkan Rajah 10, nyatakan jenis rangkaian komputer yang menghubungkan(i) Account Department with Human Resource Department in Glokal Company’s Head

Office, Alor Setar.Jabatan Akaun dengan Jabatan Sumber Manusia di Ibu Pejabat Syarikat Glokal, Alor Setar………………………………………………………………………..

(ii) Glokal Company’s Head Office in Alor Setar with Glokal Company’s Branch Officein Sydney.

(i) Ibu Pejabat Syarikat Glokal di Alor Setar dengan Pejabat Cawangan Syarikat Glokaldi Sydney.

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………………………………………………………………………..

(b) State ONE different between Local Area Network (LAN) and Metropolitan Area Network (MAN).Nyatakan SATU perbezaan antara Rangkaian Kawasan Setempat (LAN) dan RangkaianKawasan Metropolitan (MAN).

LAN Asect MAN

(KEDAH 2010)

SECTION C

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1. Cikgu Hashim is planning to setup a network system in his school. He wants to connect the SchoolServer from the KDP lab to the new computer lab that have 20 computers.Cikgu Hashim merancang membina satu sistem rangkaian di sekolah. Beliau ingin menyambungPelayan di Makmal KDP dengan Makmal baru yang ada 20 buah computer.

Based on the situation given, answer the following question:Berdasarkan situasi yang diberi, sila jawab soalan berikut :

Identify the type of network system between the two labs. Give two reasons for your answer.Kenalpastikan jenis sistem rangkaian di antara dua makmal tersebut. Berikan dua alasan untukjawapan anda.

Type of network : / Jenis rangkaian = ……………………………..

The Advantages : / Kelebihani. …………………………………………………………………………….

…………………………………………………………………………….ii. …………………………………………………………………………….

…………………………………………………………………………….(PERLIS 2010)

3.1.3.2 Differentiate between the three types of computer networks.3.1.4 Network Architecture3.1.4.1 Define two types of network architecture:• Client/Server • Peer-to-Peer

SECTION A

1. Figure 5 shows computer network architecture.Rajah 5 menunjukkan rekabentuk rangkaian komputer.

Figure 5 / Rajah 5Based on Figure 5, name the network architecture for :Berdasarkan Rajah 5, kenal pasti rekabentuk rangkaian bagi :

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(i) Network A / Rangkaian A = …………………………………………………….(ii) Network B / Rangkaian B = …………………………………………………….

(JOHOR 2010)2. A peer-to-peer configuration _________ than its client/ server configuration.

Konfigurasi rakan ke rakan _________ daripada konfigurasi pelayan pelanggan.I is more suitable for home networkingII has higher security measuresIII has higher maintenance costIV is cheaper to setup

A. I and II B. II and III C. I and IV D. III and IV

(SET PERCUBAAN PERAK 2010)

3. Read the statements below carefully. Baca laporan di bawah ini dengan teliti.

A

This network architecture allows the network to centralise functions and applications in one or more dedicated file servers. The server is the heart of the system Senibina Rangkaian ini membolehkan rangkaian untuk memusatkan fungsi dan aplikasi pada satu atau lebih fail pelayan khusus. Server merupakan jantung kepada sistem

B

Each node in this network directly connect to two neighbouring nodes or normally connect in loop to enable data and resource exchangeSetiap node dalam rangkaian ini berhubung langsung keada 2 nod tetangga atau biasanya disambungkan dalam loop untuk membolehkan pertukaran data dan sumber

Statement 3 Kenyataan 3Based on Statement 3 above, identify Berdasarkan Kenyataan 3 di atas, kenalpastiA = …………………………………………………….

(SET PERCUBAAN SABAH 2010)

4. Figure 5 shows network architecture, A.Rajah 5 menunjukkan rekabentuk rangkaian, A.

AFigure 5Rajah 5

Name A.

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NODES

NODES

NODES

NODES

Namakan A.…………………………………………………….

(PUTRAJAYA 2010)

3.1 Basic Concepts of Networks and Communications

3.1.5 Network Topology3.1.5.1 State three types of network topologies:• bus • ring • star

SECTION A

1. Table 1 shows statements about computer network.Jadual 1 menunjukkan pernyataan tentang rangkaian komputer.

Advantages /Kelebihan Easy implementation. New devices can be added to the backbone or to

the existing nodes.Mudah diselenggara. Perkakasan baru boleh disambungkan terus ketulangbelakang atau kepada nod sedia ada.

Failure of a node doesn’t affect the entire LAN.Kegagalan fungsi sesuatu nod tidak mengganggu perhubungan rangkaian setempat.

No disruptions to the network when connecting or removing devices.Tiada gangguan pada rangkaian apabila melakukan sambungan atau memutuskan mana-mana peranti

Table1 / Jadual 1Based on the given statements in Table 1 , state the network topology.Berdasarkan kepada pernyataan-pernyataan di jadual 1, nyatakan topologi rangkaian.

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…………………………………………………….(JOHOR 2010)

2. Figure 7 shows three types of network topologies.Rajah 7 menunjukkan tiga jenis topologi rangkaian.

Figure 7 / Rajah 7Based on Figure 7, write P, Q or R to match the following :Berdasarkan Rajah 7, tulis P, Q atau R untuk memadankan yang berikut:(i) All data transfers from one node to another passes through the central device.

Semua data dipindah dari satu nod ke nod yang lain melalui peranti pusat.……………………………….

(ii) Each node directly connects to two neighbouring nodes.Setiap nod disambung terus kepada ke dua – dua nod bersebelahan dengannya……………………………….

(N.SEMBILAN 2010)3. Fill in the blanks with the correct answers. / Isi tempat kosong dengan jawapan yang betul.

i) ………………………topology consists of a single central cable to which all computers and devices are connected.Topologi ……………………… ini terdiri daripada satu kabel tunggal yang menghubungkan semuakomputer dan peranti.

ii) In ……………………… topology, all the computers and devices are connected to central device.. Pada topologi ……………………… semua komputer dan peranti berhubung dengan peranti pusat

(PERLIS 2010)4. Read the statements below carefully. Baca laporan di bawah ini dengan teliti.

A

This network architecture allows the network to centralise functions and applications in one or more dedicated file servers. The server is the heart of the system Senibina Rangkaian ini membolehkan rangkaian untuk memusatkan fungsi dan aplikasi pada satu atau lebih fail pelayan khusus. Server merupakan jantung kepada sistem

B

Each node in this network directly connect to two neighbouring nodes or normally connect in loop to enable data and resource exchangeSetiap node dalam rangkaian ini berhubung langsung keada 2 nod tetangga atau biasanya disambungkan dalam loop untuk membolehkan pertukaran data dan sumber

Statement 3 Kenyataan 3Based on Statement 3 above, identify Berdasarkan Kenyataan 3 di atas, Kenalpasti B…………………….

(SET PERCUBAAN SABAH 2010)

5. Name a network topology that consists of a single central cable, to which all computers and other devices

connect .9

Namakan Topology rangkaian yang mengandungi kabel pusat tunggal dimana semua komputer dan peranti menyambunginya.…………………….

(SELANGOR 2010)

6. Complete the following statement: / Lengkapkan pernyataan berikut:A _______________ topology consist of a central host which acts as the centre that connects allthe nodes.Topologi ______________ terdiri daripada hos berpusat yang bertindak sebagai pusat yangmenghubungkan semua nod.…………………….

(TERENGGANU 2010)

7. Figure 6 shows network M topology.Rajah 6 menunjukkan rangkaian topologi M.

Figure 6 / Rajah 6i. Name the topology. / Namakan topologi.

…………………….

ii. State one advantage of the topology. / Nyatakan satu kelebihan topologi.………………………………………………………………..

(PUTRAJAYA 2010)

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NODES

NODESSERVER

NODES NODES

M

TOPOLOGY

3.1.5.2 Differentiate between the three types of network topology.

SECTION A

1. Based on Figure 5, if computer X stops functioning, the entire network stopsBerdasarkan Rajah 5, jika komputer X berhenti berfungsi, keseluruhan rangkaian akan terhentiTRUE / FALSE

(SPM 2010)SECTION B1. Figure 12 shows a sketch of a Computer Laboratory.

Rajah 12 menunjukkan lakaran sebuah makmal komputer.

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Figure 12

Rajah 12

Based on Figure 12 / Berdasarkan Rajah 12,(a) Identify the topology used and give a reason. / Kenalpasti topologi yang digunakan dan beri alasan.

………………………………………. ……………………………………….

(b) State two differences between the topology above with the ring topology.

Nyatakan dua perbezaan antara topologi di atas dengan topologi cincin.………………………………………. ……………………………………….

(KELANTAN 2010)SECTION C

1. Encik Razali was appointed as a new ICT coordinator in his school. The PIBG of his school donated 20 personel computer (PC), one server and one router for internet connection. He has to set up a new computer room with all the facilities donated. Encik Razali hired you as the consultant to ensure the smooth running of the project. Encik Razali dilantik sebagai penyelaras ICT baru di sekolahnya. The PIBG sekolah nya disumbangkan 20komputer peribadi (PC), satu pelayan dan satu router untuk sambungan internet. Dia telah menetapkan sebuah ruangan komputer baru dengan segala kemudahan yang disumbangkan. Encik Razali menggaji anda sebagai perunding untuk memastikan kelancaran projek.a. As a consultant, proposed a suitable wired network topology to Encik Razali for his computer room and

give two advantages of the topology proposed compared to the others.Sebagai seorang perunding, cadangkan topologi rangkaian yang sesuai untuk Encik Razali untuk ruangan komputer dan berikan dua kelebihan dari topologi yang dicadangkan berbanding dengan yang lain.…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

b. After setting up the computer room, some teachers asked Encik Razali to make them able to use internet using their laptops anywhere in school. Encik Razali planned to set up a wireless network. Suggest two hardware that Encik Razali has to have to set up wireless network and one function each.Setelah menetapkan ruang komputer, beberapa guru meminta Encik Razali untuk membolehkan mereka menggunakan internet dengan menggunakan laptop mereka di mana saja di sekolah. Encik Razali merancang untuk membina sebuah rangkaian wayarles. Sarankan dua peranti keras yang Encik Razali harus ada untuk menyiapkan rangkaian wayarles, dan fungsi masing-masing…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

SPM 2007 Clone)

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2. Cikgu Hashim is planning to setup a network system in his school. He wants to connect the SchoolServer from the KDP lab to the new computer lab that have 20 computers.Cikgu Hashim merancang membina satu sistem rangkaian di sekolah. Beliau ingin menyambungPelayan di Makmal KDP dengan Makmal baru yang ada 20 buah computer.

Based on the situation given, answer the following question:Berdasarkan situasi yang diberi, sila jawab soalan berikut :

What type of topology that you want to choose for the new computer lab and state two advantagesof choosing it.Bentuk topologi yang mana anda akan pilih untuk makmal baru itu dan beri dua kelebihan untukmemilihnya..…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(PERLIS 2010)

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3.1.6 Protocol3.1.6.1 Define Transmission Control Protocol/Internet Protocol (TCP/IP) as a protocol to facilitate communication over computer network.

SECTION A

1. Transmission Control Protocol/Internet Protocol (TCP/P) is the network standard for Internet communications. Protokol Kawalan Penghantaran/Protokol Antara Rangkaian (TCP/P) adalah piaw aian rangkaian untuk komunikasi Internet.True / False

(SPM 2010)2. Figure 2 shows the protocol used in a computer network.

Rajah 2 menunjukkan protokol yang digunakan dalam satu rangkaian komputer.

Figure 2 /Rajah 2Computer A uses protocol X to connect to the Internet.Komputer A digunakan untuk berhubung ke Internet dengan menggunakan protokol X.Name protocol X / Namakan protokol X ……………………………………………………..

(KEDAH 2010)

3.1.7 Internet, Intranet, Extranet

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3.1.7.1 Describe the types of network communications technology: • Internet • Intranet • Extranet

SECTION A

1. Write the words that would complete the following statement.Tulis perkataan yang dapat melengkapkan pernyataan berikut.

A/An ……………. is a private network that uses Internet technology and public telecommunications system to securely share………….. adalah rangkaian persendirian yang komunikasi awam yang membolehkan sahaja dilaksanakan secara selamat…………………….

(JOHOR 2010)2. Table 4 shows the types of network communication technology.

Jadual 4 menunjukkan jenis-jenis teknologi komunikasi rangkaian.PThe worldwide, publicly accessible system of interconnected computer network.Satu rangkaian komputer yang menghubungkan komputer di seluruh dunia dan dapat dicapai orang awam.QAn internal network that uses Internet technologies within an organisation.Rangkaian komputer dalaman yang menggunakan teknologi Internet yang terdapat dalam sesebuah organisasi.RA private network that uses Internet protocols, share part of a business’s information or operations with suppliers, partners or customers.Rangkaian persendirian yang menggunakan protocol Internet untuk berkongsi sebahagian maklumat perniagaan dengan pembekal, rakan kongsi dan pelanggan.

Table 4 / Rajah 4Choose P, Q or R for the following network communication technology.Pilih P, Q or R bagi teknologi rangkaian komunikasi berikut.(i) Intranet = ……(ii) Extranet = ……

(KEDAH 2010)3. Table 4 shows the information about the network communication technology Jadual 4 menunjukkan pernyataan berkaitan teknologi komunikasi rangkaian

A open for Public / terbuka untuk umumB limited for employee only / hanya terhad untuk pekerjaC limited for employee and authorized outside user

terhad untuk pekerja dan pengguna luar yang sah

Based on Table 4, write A, B or C for the following type of network communication technology :Berdasarkan Jadual 4, tulis A, B atau C bagi jenis teknologi komunikasi rangkaian berikut:(i) Internet / Internet = ……(ii) Extranet / Extranet = ……

(KELANTAN 2010)4. State True or False for the following statement. Nyatakan Benar atau Palsu pada pernyataan berikut.

The intranet is the world largest computer network which connets millions of computer all over the world.

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Table 4

Intranet merupakan rangkai komputer yang paling besar di dunia dimana ia menghubungi jutaan komputer di seluruh dunia.

………(SELANGOR 2010)

SECTION B

1. Figure 16 shows the location of the headquarters and branches of Company X. Company Z is a customer of Branch R. Rajah 16 menunjukkan lokasi ibu pejabat dan cawangan-cawangan Syarikat X. Syarikat Z ialah pelanggan bagi Cawangan R.

Figure 16 / Rajah Based on Figure 16: / Berdasarkan Rajah I6:

(a) Explain the type of network for Company X to connect its headquarters with all its branches.Terangkan jenis rangkaian bagi Syarikat X untuk menghubungkan ibu pejabat dengan semua cawangannya.……………………………………………………………………………………………………………

(a) (i) Suggest the type of private network communication technology to be usedbetween Branch R and Company Z.Cadan gkan jenis teknologi komunikasi rangkaian persendirian yang akandigunakan antara Cawangan R dan Syarikat Z.………………….

(ii) Justify your answer. / Berikan justifikasi anda. ……………………………………………………………………………………………………………………………………………………………………………………………………

(SPM 2010)

2. Figure 14 shows three types of Network Communication Technology.Rajah 14 menunjukkan tiga jenis Teknologi Komunikasi Rangkaian.

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Figure 14 / Rajah 14Based on Figure 14 / Berdasarkan Rajah 14(a) Identify network communication technology X and Y. /

Kenal pasti teknologi komunikasi rangkaian bagi X dan Y.X : ………………Y : ………………

(b) State one differences beween X and Y. / Nyatakan satu perbezaan di antara X dan Y.………………………………………………………………………………………………………………………………………………………………………………

(N.SEMBILAN 2010)

3.2 Hardware Requirements3.2.1 Devices3.2.1.1 Identify the devices needed in computer network communication :

SECTION A

1. Figure 6 shows the network design used for Batu Nilam Sdn. Bhd Rajah 6 menunjukkan reka bentuk rangkaian yang digunakan untuk Batu Nilam Sdn. Bhd.

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Figure 6 / Rajah 6Based on Figure 6, X can be used on any size of network and transmits data to the correct destination.State the name of device X. \ *Berdasarkan Rajak 6, X boleh digunakan pada mana-mana saiz rangkaian dan menghantar data ke destinasi yang betul.Nyatakan nama peranti X………………………

(SPM 2010)2. Figure 3 shows a computer network. / Rajah 3 menunjukkan sebuah rangkaian komputer.

Figure 3 / Rajah 3Based on Figure 3, identify device Y. / Berdasarkan Rajah 3, kenalpasti peranti Y.…………………….

(KEDAH 2010)3. Table 3 shows the function of a communication device used in the network.

Jadual 3 menunjukkan fungsi satu peranti komunikasi yang digunakan dalam rangkaian.

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Network Communication FunctionFungsi Komunikasi Rangkaian

Used for connecting wired computers or device on a Local Area Network (LAN) Digunakan untuk menyambung komputer dengan kabel atau peranti pada Rangkaian Kawasan Setempat (LAN)

Provides a common connection point for nodes on a star network. Menyambung nod-nod dalam rangkaian bintang

Based on Table 3, state the name of communication device.Berdasarkan Jadual 3, nyatakan nama peranti komunikasi itu.…………………………..

(KELANTAN 2010)

4. Figure 4 shows a network system / Rajah 4 menunjukkan satu sistem rangkaian

Figure 4/ rajah 4Based on Figure 4, the central device that provides a common connection point for nodes on the network is called _____________.Berdasarkan rajah 4, peranti pusat yang menawarkan sambungan bagi semua nodes dalam rangkaian digelar__________.A. hub B. laser printerC. Star computer D. file server

(SELANGOR 2010)5. These devices are needed in computer network communication.

Peranti-peranti berikut diperlukan dalam komunikasi rangkaian komputer.I. Network Interface Card / Kad Antaramuka Rangkaian II. Graphic Card / Kad GrafikIII. Switch / Suis IV. Router / PenghalaA. I and II B. I, II and IIIC. I, III and IV D. II, III and IV

(TERENGGANU 2010)6. Figure 7 shows network communication devices.

Rajah 7 menunjukkan satu peranti komunikasi rangkaian.

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Table 3 / Jadual 3

Figure 7Rajah 7

State the name of the device. / Nyatakan nama peranti itu.………………………………………………………………….

(PUTRAJAYA 2010)SECTION C

2. Cikgu Hashim is planning to setup a network system in his school. He wants to connect the SchoolServer from the KDP lab to the new computer lab that have 20 computers.Cikgu Hashim merancang membina satu sistem rangkaian di sekolah. Beliau ingin menyambungPelayan di Makmal KDP dengan Makmal baru yang ada 20 buah computer.

B

Based on the situation given, answer the following question:Berdasarkan situasi yang diberi, sila jawab soalan berikut :Name one equipments that are required to setup the Network System.Namakan satu peralatan yang diperlukan untuk membentuk satu sistem rangkaian.……………………………………………

(PERLIS 2010)3.2.1.2 State the functions of the following:• Network Interface Card (NIC) • Wireless Network Interface Card • Modem (internal and external) • Hub / Switch • Router • Wireless Access Point

SECTION A

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1. Table 1 describes various network devices. / Jadual 1 menerangkan berbagai peranti rangkaian evicePeranti

DescriptionPenerangan

P A device which converts digital signals to analog signals and vice versa.Peranti yang menukar signal digital kepada signal analog dan sebaliknya.

Q

A device which contains multiple ports to receive signals and forward the signals between computers in a network.Peranti yang terdiri daripada beberapa port untuk menerima signal dan menhantar signal diantara computer.

RA PCI card which is used to connect a computer to a network via a UTP cable. Kad PCI yang digunakan untuk menghubungkan computer ke rankaian melalui kabel UTP

SA PCMCIA card which is used to connect a laptop to a wireless network.Kad PCMCIA yang digunakan untuk menghubungkan computer riba ke rangkaian tanpa wayar.

T

A device which allows computers and devices to transmit data wirelessly among themselves Peranti yang membenarkan komputer dan peranti menghantar data tanpa wayar dikalangannya.

Table 1 / Jadual 1

Match the following network devices with the correct descriptions by writing P, Q, R, S or T.Padankan pernyataan peranti rangkaian berikut dengan penerangan yang betul dengan menulis P,Q, R, S atau T

(SET PERCUBAAN PERAK 2010)2. Figure 3 shows a network device. / Rajah 3 menunjukkan peranti rangkaian.

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(i)

…………

(ii)

…………

(iii)…………

Figure 3/ rajah 3

Based on figure 3, state function of the network device :Berdasarkan rajah 3, nyatakan fungsi peranti rankaian tersebut

A. provides wireless data transmission / menawarkan penghantaran data tanpa wayerB. transmits data to the correct destination / Penghantaran data pada destinasi yang betulC. connects multiple computers / menghubungi pelbagai komputerD. enables the computer to access the network / membolehkan komputer mencapai pada rankaian

(SELANGOR 2010)SECTION B

2. Figure 2 shows the link between computers through device M.Rajah 2 menunjukkan perhubungan diantara peranti M dengan komputer

Based on Figure 7 above. Answer the following questions.Jawab soalan berikut berdasarkan kepada rajah 7 di atas

a) Name Device M. / Namakan peranti M ……………………

b) State the function of M. / Nyatakan fungsi peranti M .............................................................................................

c) To change this wired network to wireless network, name two possible device that need to be installedUntuk menukar rangkaian berwayar ke rangkaian tanpa wayar, namakan peranti yang perlu dimasukkan ke dalam setiap computer.i) Personal computer / Komputer peribadi

……………………22

ii) Laptop / Komputer riba……………………

(PERLIS 2010)

3.2 Hardware Requirement3.2.2 Medium3.2.2.1 Identify various types of cables such as Unshielded Twisted Pair (UTP), Shielded Twisted Pair (STP), Coaxial and Fibre Optic Cable.

SECTION A

1. Table1 shows the characteristics of a cable used in a wired network systemJadual 1 menunjukkan ciri-ciri kabel yang digunakan dalam sistem rangkaian kabel

Characteristics of cable- consists of thin strands of glass- uses light to transmit signal- Terdiri dari helai tipis dari kaca- Menggunakan cahaya untuk menghantar isyarat

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Based on Table 1, statei) The name of the cable / Nyatakan nama kabel tersebut ……………………………ii) The function of the cable / fungsi kabel tersebut …………………………………………………………………………………………………………………

…………………………………………………………………………………………………………………(SPM 2008)

2. Figure 5 showsa wired transmission medium. Rajah 5 menunjukkan satu medium penghantaran berwayar.

Figure 5 / Rajah 5Based on Figure 5, state the name of the medium.Berdasarkan Rajah 5, nyatakan nama medium itu.……………………………...

(SPM 2009)

3. Figure 5 shows two types of transmission media / Rajah 5 menunjukkan dua jenis media penghantaran

Based on Figure 5 / Berdasarkan Rajah 5,

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(i) Name X / Namakan X……………………………………………………………………

(KELANTAN 2010)4. Figure 6 shows one example of cable used in computer network.

Rajah 6 menunjukkan sejenis kabel yang digunakan di dalam rangkaian komputer.

Figure 6 / Rajah 6

(i) Name X / Namakan X……………………………………

(ii) Identify type of transmission medium of X / Kenalpasti jenis media transmisi bagi X.………………………………………………………………………………………

(N.SEMBILAN 2010)

5. Figure 4 shows a transmission medium. / Rajah 4 menujukkan satu medium penghantaran.

Figure 4 /Rajah 4Based on Figure 4, state the name of the medium.Berdasarkan Rajah 4, nyatakan nama medium tersebut.…………………………………………………………………………

(PAHANG 2010)

6. Fill in the blanks with the correct answers.…………………………………………… consists of a single cooper wire surrounded by at least three layers.…………………………………………… wayar tembaga tunggal yang diliputi sekurang-kurangnya tiga lapisan.

(PERLIS 2010)

7. By using W, X, Y and Z in Figure 4, identify the following transmission medium. Dengan menggunakan W, X, Y dan Z pada Gambar 4, kenalpasti media penghantaran berikut

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a. Fibre – optic cable = ………………b. b. Shielded Twisted Pair = ………………

Figure 4 shows wired transmission medium. Gambar 4 menunjukkan media

penghantaran kabel.

W X

Y ZFigure 4

(SET PERCUBAAN SABAH 2010)8. Figure 7 shows three types of cables which are used as physical transmission medium.

Rajah 7 menunjukkan tiga jenis kabel yang digunakan sebagai media penghantaran secara fizikal.

R

S

T

Figure 7Rajah 7

Based on Figure 7, write R, S or T for the following statements.26

Berdasarkan Rajah 7, tulis R, S atau T bagi pernyataan berikut.

(i) This cable has two insulated copper wires that are twisted around each other.Kabel ini mempunyai dua wayar bersalut kuprum yang terpiuh antara satu sama lain.……………

(ii) This cable consists of a single copper wire surrounded by at least three layers.Kabel ini mengandungi satu wayar kuprum tunggal yang dikelilingi oleh sekurang-kurangnya tiga lapisan……………

(SELANGOR 2010)

3.2.2.2 Identify various types of wireless transmission media such as infrared, radio wave and satellite.

SECTION A1. Table 2 shows three categories of wireless transrnission.

Jadual 2 menunjukkan tiga kategori penghantaran tanpa dawai.Category / Kategori Frequency Range / .Iulat Frekuensi Interference / GangguanA 3KHz-lGHz High / TinggiB 1 - 300 GHz Low / RendahInfrared / Inframerah 300 GHz - 400 THz Medium / Sederhana

Table 2 / Jadual 2:Based on Table 2, identify category: / Berdasarkan Jadual 2, kenal pasti kategori:(i) A = ………………………………………….(ii) B = ………………………………………….

(SPM 2009)2. Figure 7 shows the wireless transmission medium.

Rajah 7 menunjukkan media tranmisi tanpa wayar

(i) State the type of wireless transmission media / Nyatakan jenis media tranmisi tanpa wayar…………………………...

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(ii) Choose X, Y or Z for long range wireless data transmissionPilih X, Y atau Z bagi transmisi data tanpa wayar jarak jauh.……….

(JOHOR 2010)

3. Figure 5 shows two types of transmission media / Rajah 5 menunjukkan dua jenis media penghantaranBased on Figure 5 / Berdasarkan Rajah 5,(ii) State Y / Nyatakan Y

= ……………………………………………..(KELANTAN 2010)

4. Table 2 shows three categories of wireless transmission.Jadual 2 menunjukkan tiga kategori penghantaran tanpa wayar.

Based on Table 2, match X, Y or Z with the statements below.Berdasarkan Jadual 2, padankan X, Y atau Z dengan pernyataan di bawah.i. Useful for multicasting /Berguna untuk penyiaran pelbagai

Normally omnidirectional (signal propagated in all directions) Biasanya omniarah (isyarat disebarkan ke semua arah) Examples: AM and FM radio station, cordless phone Contoh: stesen radia AM dan FM, telefon tanpa wayar. = …………..

ii. Used in devices such as the mouse and wireless keyboard Digunakan pada peranti seperti tetikus dan papan kekunci tanpa wayar Used for short-range communication Digunakan dalam komunikasi jarak pendek Cannot penetrate walls Tidak dapat menembusi dinding. = …………..

(PAHANG 2010)

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5. Which of the following wireless transmission media is used for short-range communication?Mana antara media penghantaran tanpa wayar berikut yang digunakan untuk komunikasi jarak dekat?A. Infrared / Infra merahB. Radio Wave / Gelombang radioC. Satellite / SatelitD. Microwave / Gelombang Mikro

(TERENGGANU 2010)

3.3 Software Requirements3.3.1 Server Software3.3.1.1 Define Network Operating System.

SECTION A

1. State whether the following statement is True or False.Nyatakan sama ada pernyataan berikut Benar atau Palsu.Network Operating Systems organise and coordinate multiple user access and resource sharing on a network.Sistem Pengendalian Rangkaian mengurus dan menyelaras pelbagai pengguna mencapai dan berkongsi sumber pada satu rangkaian……………………

(SPM 2010)

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3.3.1.2 Name various Network Operating System Software.3.3.2 Client Software3.3.2.1 State the functions of various client software.

SECTON B

1. Figure 14 is a pie chart showing how students of SMK Taman Gembira communicate with their friends.Rajah 14 adalah sebuah carta pai yang menunjukkan bagaimana pelajar-pelajar di SMK Taman Gembira berkomunikasi dengan rakan-rakan mereka.

Figure 14 / Rajah 14Based on Figure 14: / Berdasarkan Rajah 14:(a) State one reason why the students choose email to letters.

Nyatakan satu sebab mengapa pelajar-pelajar memilih e-mel daripada surat.…………………………………………………………………………………………………………………………………………………………………………

(b) State three reasons why email is better than Short Messaging System using handphone.Nyatakan tiga sebab mengapa e-mel lebih baik daripada Sistem Pesanan Ringkas menggunakan telefon bimbit……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

. (SPM 2010)

3.4 Setting Network Facilities3.4.1 Installation of Network Interface Cards (NIC)

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3.4.1.1 Insert network interface cards (NIC).3.4.1.2 Install drivers for the NIC.

Individual/Group Task3.4.2 Cable Crimping and Testing3.4.2.1 Crimp and test UTP cable:• Straight cable• Crossed cable

3.4.2.2 Create awareness of the correct way when crimping a cable.

SECTION A

1. Figure 6 shows the steps'taken during the crimping of a UTP cable. Rajah 6 menunjukkan langkah-langkah yang diambil semasa 'crimp' kabel UTP.

Figure 6 / Rajah 6

Based on Figure 6, state the steps in:Berdasarkan Rajah 6, nyatakan langkah-langkah dalam:(i) A

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…………………………………………………………………………………………………………………………………………………………………………

(ii) S…………………………………………………………………………………………………………………………………………………………………………

(SPM 2009)3.4.3 Configuration and Testing of Network3.4.3.1 Configure the workstation to join a Local Area Network :• Internet Protocol (IP) Address • Subnet Mask • Server name

SECTION A1. Table 3 shows types of protocols./Jadual 3 menunjukkan jenis-jenis protokol.

P Hypertext Transfer Protocol (HTTP) / Protokol Pemindahan HiperteksQ Transmission Control Protocol (TCP) / Protokol Pengawalan PenghantaranR Internet Protocol (IP) / Protokol Internet

Table 3 / Jadual 3Based on Table 3, match the protocol with the following statement by writing P, Q or R. Berdasarkan Jadual 3, padankan protokol dengan pernyataan berikut dengan menulis P, Q atau R.i. This protocol ensures the delivery of information packets across network.

Protokol ini memastikan penghantaran paket maklumat melalui rangkaian.………

ii. This protocol is responsible for providing logical addressing called IP address to route information between networks.Protokol ini bertanggungjawab menyediakan alamat logikal yang dipanggil alamat IP untuk perjalanan maklumat antara rangkaian ………

(PUTRAJAYA 2010)

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3.4.3.2 Test the network connection.

SECTION A

1. State whether the following statement is True or False.Nyatakan sama ada pernyataan berikut Benar atau Palsu.

Figure 4 shows the commands of network testing connection Rajah 4 menunjukkan arahan dalam menguji sambungan rangkaian

The above commands show that the network testing does not work.Arahan di atas menunjukkan bahawa rangkaian yang diuji tidak berfungsi.………………………

(KELANTAN 2010)2. Write the words that would complete the following statement.

Tuliskan perkataan yang dapat melengkapkan pernyataan berikut.

…………………. is the best utility for a TCP/IP connection test. Message such as “ request timedout means that the data is failed to be sent within the specified time.………………… ialah utiliti yang terbaik untuk menguji sambungan TCP/IP. Mesej seperti “requesttimed out” bermaksud bahawa data gagal untuk dihantar dalam tempoh waktu tertentu.

(JOHOR 2010)3. Figure 2 shows part of a result in configuring a network.

Rajah 2 menunjukkan sebahagian daripada keputusan mengkonfigurasi rangkaian.

Figure 2 / Rajah 2Based on figure 2, write the command used.Berdasarkan rajah 2, tuliskan arahan yang digunakan.……………………………………

(TERENGGANU 2010)

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Figure 4/Rajah 4

SECTION C

1. Figure l3(a) shows the network configuration of four computers in a Class C network. The computers are named PC01, PC02, PC03 and PC04Rajah 13(a) menunjukkan konfigurasi rangkaian bagi empat buah komputer dalam rangkaian kelas C. Komputer-komputer itu diberi nama PC0l, PC02, PC03 dan PC04.

Figure 13(a) / Raiah 13(a)Based on Figure l3(a) / Berdasarkan Rajah I j(a),(a) i) State the name of the computer that is not configured to be in the network.

Namakan komputer yang tidak dikonfiguralsikan untuk berada dalam rangkaian………………………………

ii) Justify your answer.Berikan justifikasi anda.………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

Figure 13(b) shows the outcome of two ping processes. Rajah 13(b) menunjukkan hasil dua proses ping

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Based on Figure 13(a) and Figure t3(b), / Berdasarkan Rajah 13(a) dan Rajah 13(b),

(b) PC04 is switched on and running correctly. / Explain two causes of the outcome of the ping process from PC04.PC04 dihidupkan dan berfungsi dengan baik. / Terangkan dua sebab terhasilnya proses ping darip'da PC04………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(SPM 2009)

3.4.4 Share Data3.4.4.1 Create a shared folder.3.5 Current and Future Development3.5 Current and Future Development

35

3.5.1 Latest Development In Networks and Communications3.5.1.1 Describe:• Mobile Computing (specifications, services,frequencies)•Internet Technology and Services (VOIP,BLOG)

SECTION A

1. …………………….. is one of the Internet Protocol technology that allows a user to make telephonecalls using the Internet.………………………… adalah salah satu teknologi Internet Protokol yang membenarkan penggunauntuk membuat panggilan telefon dengan menggunakan Internet.

(JOHOR 2010)2. State the technology used based on the statement below;

Nyatakan teknologi yang digunakan berdasarkan pernyataan di bawah;

Based on the text name the technology.Berdasrkan teks namakan teknologi tersebut.

……………………………………………(SET PERCUBAAN PERAK 2010)

• Types of network (examples: PAN, VPN,WLAN, WIMAX)

1. ………………………………………………. is a network that uses a public telecommunicationinfrastructure, such as the Internet to remote offices or individuals with secure access to theirorganisation's private network.……………………… ……………………………adalah rangkaian yang menggunakan infrastrukturtelekomunikasi awam seperti internet untuk mencapai rangkaian peribadi secara selamat.

(JOHOR 2010)

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It is a technology that allows you to make voice calls using a broadband Internet connection instead of a regular phone line. The services convert your voice into a digital signal that travels over the Internet.

Ianya merupakan teknologi yang membenarkan anda untuk membuat panggilan menggunakan perhubungan internet jalur lebar menggantikan talian telefon biasa. Perkhidmatan ini menukarkan suara anda kepada signal digital yang melalui internet.