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Study the network diagram (FIGURE 1) below and answer the questions that follows - NSC Information Technology - Question 3 - 2023 - Paper 2

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Study the network diagram (FIGURE 1) below and answer the questions that follows. 3.1.1 State the function of EACH of the following components in a network: (a) Swi... show full transcript

Worked Solution & Example Answer:Study the network diagram (FIGURE 1) below and answer the questions that follows - NSC Information Technology - Question 3 - 2023 - Paper 2

Step 1

State the function of EACH of the following components in a network: (a) Switch

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Answer

A switch connects devices within a local area network (LAN) by directing data to its correct destination and regenerating signals between devices.

Step 2

(b) Wireless access point

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A wireless access point sends and receives radio waves, enabling devices to connect to the network wirelessly.

Step 3

(c) Router

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A router directs data to its correct destination and allows communication between different networks, connecting to the internet.

Step 4

(d) Server

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A server provides resources to clients in a network, manages access and security, and shares network resources.

Step 5

3.1.2 Name TWO other types of security measures that can be used to safeguard your data on a network.

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  1. Using anti-virus/anti-malware software. 2. Keeping all software up to date to defend against vulnerabilities.

Step 6

3.1.3 State TWO other possible causes for the decrease in transmission rate experienced on Wi-Fi networks.

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  1. A large number of users connected to the access point can diminish signal strength.
  2. Electromagnetic interference from other devices may disrupt the Wi-Fi signal.

Step 7

3.1.4 Explain the process of torrenting files from the internet.

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Torrenting involves breaking a file into smaller pieces, downloading these pieces from multiple peers (other users sharing the file), and recombining them to create the complete file. Users can simultaneously download parts of the file while also uploading the pieces they already possess to other users.

Step 8

3.1.5 (a) State the component in FIGURE 1 that identifies the network layout as being a star topology.

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The central router in FIGURE 1 identifies the network layout as a star topology.

Step 9

(b) Apart from cost, state the single biggest disadvantage of using a star topology.

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Answer

A single point of failure exists; if the central router fails, the entire network becomes inoperable.

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