WJEC GCSE U1.3 Communication

What is one advantage of using a computer network over a stand-alone computer?

• Easier to monitor network activity

• Increased risk of viruses

• Higher initial cost

• Dependency on a network manager

Which of the following is a disadvantage of using a computer network?

• Share hardware

• Central backup

• Security problems

• Access data from any computer

What is a Local Area Network (LAN)?

• A network covering multiple countries

• A network within a single building or site

• A network without any protocols

• A network with no security issues

Which network type is the internet an example of?

• Local Area Network (LAN)

• Wide Area Network (WAN)

• Bus network

• Ring network

What is a network topology?

• A type of network security

• A method of data encryption

• The layout of computer systems on a network

• A protocol for sending data

What is a key advantage of a bus network?

• Difficult to troubleshoot

• Easy to implement and add more computer systems

• Limited cable length

• Low security

What is a disadvantage of a bus network?

• Cost-effective

• Quick to set up

• Data collisions are more likely

• Less cabling required

In a bus network, what is the role of terminators?

• To increase cable length

• To ensure the network functions correctly

• To add more computer systems

• To improve security

What happens if there is a problem with the main cable in a bus network?

• Only one computer is affected

• The entire network goes down

• The network speed increases

• More computers can be added

What is a key advantage of a ring network?

• It is easy to troubleshoot the network.

• Data is quickly transferred without a bottleneck.

• It requires less cabling than a star network.

• It is inexpensive to install.