OCR GCSE Computer Science: 1.4 Networks (Part 1)

What is a standalone computer?

• A computer that is not connected to a network

• A computer that is being used as a server

• A computer that does not have any peripherals attached to it

• A computer that is only used by one person

Which of these is a characteristic of a LAN?

• It covers a wide geographical area

• Computers are connected together using a leased line or a satellite

• User can share files and peripherals

• Data can only be transmitted at a slow rate

Which of these is a characteristic of a WAN

• It covers a small geographical area

• Normally has a lower bandwidth than a LAN

• It is contained within one building

• User are not able to share files and peripherals

Which of these statements is true?

• A client-server network has a central computer that provides services to the rest of the network

• A client-server network is cheap and easy to set up

• A client-server network cannot be used to share files

• Each computer on a client-server network is maintain separately

Which of these statements is true?

• A client-server network has a central computer that provides services to the rest of the network

• A client-server network is cheap and easy to set up

• A client-server network cannot be used to share files

• Each computer on a client-server network is maintain separately

Where are you most likely to find a peer-to-per network?

• In a large organisation

• In a home

• In a large office

• Across several offices in a company

Which of these is a benefit of a peer-to-peer network?

• Antivirus scans can be run across all computers from one computer

• All software updates can be run across all computers from one computer

• All computers can be maintained from one computer

• Files and peripherals can be shared

Which of these is the correct definition of a router?

• Forwards data packets along a network

• Corrects errors that are found in data packets

• A type of transmission media that provides the greatest bandwidth

• A server within a network

Which transmission media is capable of having a much higher bandwidth?

• Coaxial

• Twisted pair cable

• Plastic

• Fibre optic

Which type of transmission media is the least expensive to manufacture?

• Coaxial

• Twisted pair cable

• Plastic

• Fibre optic