Review Question 1.1

Front 1

Question textWhat term is used to describe a topology in which computers act as both clients and servers?

Back 1

Peer-to-peer.

Front 2

Question textWhat is characteristic of the bandwidth of a bus topology?

Back 2

The bandwidth is shared between all nodes connected to the bus.

Front 3

Question textWhat type of device is used to implement a star topology?

Back 3

Hub / switch / router.

Front 4

Question textYou need operations to continue if one link fails. How many links does it take to connect three sites?

Back 4

Three.

Front 5

Question textIn which sub-layer of the OSI model do network adapter cards operate?

Back 5

MAC (a Data Link sublayer).

Front 6

Question textWhich component is responsible for translating the computer's digital signals into electrical or optical signals that travel on network cable?

Back 6

Transceiver.

Front 7

Question textTrue or false? The Session Layer is responsible for passing data to the Network Layer at the lower bound and the Presentation Layer at the upper bound.

Back 7

False. The session layer is between the transport and presentation layers.

Front 8

Question textWhich OSI layer handles the concept of logical addressing?

Back 8

Network layer.

Front 9

Question textAt which OSI layer is the concept of a port number introduced?

Back 9

Transport layer.

Front 10

Question textWhich two OSI layers define how multiple computers can simultaneously use the network media without interfering with each other?

Back 10

Physical and data link.