3.1.1 State the function of EACH of the following components in a network:
(a) Switch
(b) Wireless access point
(c) Router
(d) Server
3.1.2 A firewall is essential in a network to safeguard against breaches in security - NSC Information Technology - Question 3 - 2023 - Paper 2
Question 3
3.1.1 State the function of EACH of the following components in a network:
(a) Switch
(b) Wireless access point
(c) Router
(d) Server
3.1.2 A firewall is essential ... show full transcript
Worked Solution & Example Answer:3.1.1 State the function of EACH of the following components in a network:
(a) Switch
(b) Wireless access point
(c) Router
(d) Server
3.1.2 A firewall is essential in a network to safeguard against breaches in security - 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
The function of a switch is to connect devices within a network. It directs the data between the devices by regenerating signals to ensure efficient communication.
Step 2
State the function of EACH of the following components in a network: (b) Wireless access point
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Answer
A wireless access point sends and receives radio waves, allowing devices to connect wirelessly to the network.
Step 3
State the function of EACH of the following components in a network: (c) Router
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Answer
A router directs data to its correct destination and enables communication between different networks, connecting them to the internet.
Step 4
State the function of EACH of the following components in a network: (d) Server
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Answer
A server provides resources to clients in a network, sharing network resources and managing access and security.
Step 5
Name TWO other types of security measures that can be used to safeguard your data on a network.
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Answer
Using anti-virus/anti-malware software.
Keeping all software up to date.
Step 6
State TWO other possible causes for the decrease in transmission rate experienced on Wi-Fi networks.
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Answer
A large number of users connected to the access point can strain the bandwidth.
Electromagnetic interference from other devices can disrupt Wi-Fi signals.
Step 7
Explain the process of torrenting files from the internet.
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Answer
Torrenting involves breaking files into smaller parts that are shared among different users. Users can download pieces of files from multiple peers, and once the download is complete, the parts are recombined to create the original file. This method allows for faster downloading speeds and reduces the load on any single server.
Step 8
State the component in FIGURE 1 that identifies the network layout as being a star topology.
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Answer
The switch in FIGURE 1 identifies the network layout as being a star topology.
Step 9
Apart from cost, state the single biggest disadvantage of using a star topology.
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Answer
The main disadvantage of using a star topology is that if the central switch fails, the entire network will be incapacitated.
