Layers, TCP/IP and Packet switching

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

• Coaxial

• Twisted pair cable

• Plastic

• Fibre optic

What is meant by a data packet?

• A unit of data that travels along a network

• The number of error found in data when it has been transmitted

• The data a computer needs to connect to a network

• A connection point in a network that allows data to be shared

Which if these terms refers to the maximum rate at which data can be transferred?

• Error detection

• Packet switching

• Bandwidth

• Transmission media

Which is the right order for network layers

• Application Link Transport Network

• Application Transport Link Network

• Application Transport Network Link

• Transport Link Network Application

Which layer does TCP operate on

• Application

• Transport

• Network

• Link

Which topology is this a picture of

• Star

• Bus

• Mesh

• Ring

Which layer does IP operate on

• Application

• Transport

• Network

• Link

Which protocol is used for sending emails?

• POP

• IMAP

• SMTP

• FTP

What is an advantage of IMAP over POP

• It is quicker

• It can cope with more email messages

• It will synchronise all devices with the users mailbox

• It has more space to store old messages

What is the technical word for 'Delay'?

• Bandwidth

• Latency

• Backbone router

• Web Server