Routers operate at layer _____. LAN switches operate at layer _____. Ethernet hubs operate at layer _____. Word processing operates at layer _____.

Computer Networking
Routers operate at layer ___. LAN switches operate at layer _. Ethernet hubs operate at layer _. Word processing operates at layer ___.

3, 3, 1, 7

3, 2, 1, 7

3, 2, 1, none

All of these

3, 3, 2, none

3, 3, 1, 7

3, 2, 1, 7

3, 2, 1, none

All of these

3, 3, 2, none

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Computer Networking
Error detection at a data link level is achieved by

equalization

None of these

bit stuffing

Hamming codes

cyclic redundancy codes

equalization

None of these

bit stuffing

Hamming codes

cyclic redundancy codes

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Computer Networking
What multicast addresses does RIPng use?

FF02::5

FF02::9

FF02::6

FF02::A

FF02::5

FF02::9

FF02::6

FF02::A

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Computer Networking
The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols, needs authentication of users connecting to the network, and since some calls will be long distance, needs callback support. Which of the following protocols is the best choice for these remote services?

802.1

Frame Relay

PAP

HDLC

PPP

802.1

Frame Relay

PAP

HDLC

PPP

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Computer Networking
What is the address range of a Class B network address in binary?

01xxxxxx

10xxxxxx

110xxxxx

0xxxxxxx

01xxxxxx

10xxxxxx

110xxxxx

0xxxxxxx

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Computer Networking
Which type of OSPF network will elect a backup designated router?1. Broadcast multi-access2. Non-broadcast multi-access3. Point-to-point4. Broadcast multipoint

1 and 2

None of these

3 only

3 and 4

1 and 2

None of these

3 only

3 and 4

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Computer Networking

Computer Networking Routers operate at layer _____. LAN switches operate at layer _____. Ethernet hubs operate at layer _____. Word processing operates at layer _____.

Computer Networking Error detection at a data link level is achieved by

Computer Networking What multicast addresses does RIPng use?

Computer Networking What is the address range of a Class B network address in binary?

Computer Networking Which type of OSPF network will elect a backup designated router?1. Broadcast multi-access2. Non-broadcast multi-access3. Point-to-point4. Broadcast multipoint

Computer Networking
Routers operate at layer ___. LAN switches operate at layer _. Ethernet hubs operate at layer _. Word processing operates at layer ___.

Computer Networking
Error detection at a data link level is achieved by

Computer Networking
What multicast addresses does RIPng use?

Computer Networking
What is the address range of a Class B network address in binary?

Computer Networking
Which type of OSPF network will elect a backup designated router?1. Broadcast multi-access2. Non-broadcast multi-access3. Point-to-point4. Broadcast multipoint