1.3 Computer 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 used by only 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
• Users can share files and peripherals
• Data can only be transmitted at a very 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
• Users 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

Where are you most likely to find a peer-to-peer 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

Which of these components is internal to a computer and is required to connect the computer to a network?

• Wireless Access Point
• Network Interface card
• Switch
• Hub