Which of the following are unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?1. Half-duplex Ethernet operates in a shared collision domain.2. Half-duplex Ethernet operates in a private collision domain.3. Half-duplex Ethernet has higher effective throughput.4. Half-duplex Ethernet has lower effective throughput.

Computer Networking
Which of the following are unique characteristics of half-duplex Ethernet when compared to full-duplex Ethernet?1. Half-duplex Ethernet operates in a shared collision domain.2. Half-duplex Ethernet operates in a private collision domain.3. Half-duplex Ethernet has higher effective throughput.4. Half-duplex Ethernet has lower effective throughput.

1,2 and 3

1 and 4

4 only

2 only

1,2 and 3

1 and 4

4 only

2 only

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Computer Networking
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

Flood the network with the frame

Add the source address and port to the MAC address table and forward the frame out the destination port

Add the destination to the MAC address table and then forward the frame

Discard it and send an error message back to the originating host

Flood the network with the frame

Add the source address and port to the MAC address table and forward the frame out the destination port

Add the destination to the MAC address table and then forward the frame

Discard it and send an error message back to the originating host

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Computer Networking
Which of the following are advantages of using NAT?1. Translation introduces switching path delays.2. Conserves legally registered addresses.3. Causes loss of end-to-end IP traceability.4. Increases flexibility when connecting to the Internet.5. Certain applications will not function with NAT enabled.6. Reduces address overlap occurrence.

3, 5 and 6

2, 4 and 6

1, 3 and 4

5 and 6

3, 5 and 6

2, 4 and 6

1, 3 and 4

5 and 6

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Computer Networking
A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:

hierarchical network

data control network

spider network

ring network

None of these

hierarchical network

data control network

spider network

ring network

None of these

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Computer Networking
A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?

Restart the virtual circuit.

Decrease the sequence number.

Send a different source port number.

Decrease the window size.

Restart the virtual circuit.

Decrease the sequence number.

Send a different source port number.

Decrease the window size.

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Computer Networking
On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?

/28

/30

/29

/27

/28

/30

/29

/27

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Computer Networking

Computer Networking If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

Computer Networking A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:

Computer Networking A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?

Computer Networking On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?

Computer Networking
If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?

Computer Networking
A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:

Computer Networking
A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?

Computer Networking
On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?