OCR Computer science networking quiz

What is a network?

• Two or more computers connected together for the purpose of communicating

• A standalone computer

• Two or more computers working at the same time.

What is a LAN?

• Large area network

• Large arrayed network

• Local area network

What are the two models of network?

• Star and mesh

• Client-Server and peer-to-peer

• Wired and wireless

What is a server?

• A computer than manages and stores files

• A computer that is connected to he internet

• A collection of high speed computers

What is an advantage of using fibre optic cables over twisted copper wires

• Fibre optic cables cost less than twisted copper wires

• Fibre optic cables have a higher bandwidth than twisted copper wires

• Fibre optic cables are more flexible than twisted copper wires

What is the purpose of a router?

• To broadcast messages across a network

• To translate a domain name into an internet address

• To send data signals across the internet

Which of the following is a disadvantage of using a wireless connection?

• Limited connection range

• Freedom of movement

• Users cannot share files

What is the difference between a hub and a switch?

• A hub broadcasts a message across the whole network, whereas a switch sends the message to the intended recipient only

• A switch broadcasts a message across the whole network, whereas a hub sends the message to the intended recipient only

• A hub broadcasts a message across the whole network, whereas a switch sends data signals across the internet

What is the function of a domain name server?

• To host websites

• To translate a domain name into an internet address

• To store usernames and passwords

What is latency?

• A measure of how many users send messages on a network

• A measure of how long it takes a message to travel from one device to another across a network

• Older devices that still have to be supported on a network