Pearson Edexcel International AS Level · Information Technology (XIT11)

Networks: Practice Questions

4 multiple-choice questions marked as you go, and 3 written questions with worked solutions. All on Networks.

7 questions15 marksFree, no account

Question 1

1 mark

Which network model involves a central computer providing resources and services to other computers on the network?

Question 2

1 mark

An IT technician needs to identify a network metric that measures the variation in time delay between data packets arriving at their destination. Which metric should they monitor?

Question 3

1 mark

A network administrator is configuring a local area network. If they decide to use Dynamic Host Configuration Protocol (DHCP), what is the primary benefit to the IT system?

Question 4

1 mark

What is the primary role of a gateway in a computer network?

Question 5

2 marks

A user connects their smartphone to a laptop to share its cellular data connection with the computer. Name this specific network model.

Write your answer out first, then check it against the worked solution.

Question 6

4 marks

(a) A small startup office wants to connect its five computers to share a single internet connection. Describe the role of a switch and a router in this local area network (LAN).

(b) Explain one reason why the office might choose to use twisted pair copper cable instead of fibre optic cable for this specific setup.

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Question 7

5 marks

A media company is setting up a new network for its video editing suite. They are considering the following network metrics: bandwidth, latency, and jitter.

(a) Explain how each of these three metrics affects the user experience when streaming high-definition video over the network.

(b) The company needs to choose an IP addressing method for their servers. Compare static IP addressing and dynamic IP addressing, and state which would be more suitable for a central file server.

Write your answer out first, then check it against the worked solution.

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