Which of the following are true regarding OSPF areas?1. You must have separate loopback interfaces configured in each area.2. The numbers you can assign an area go up to 65,535.3. The backbone area is also called area 0.4. If your design is hierarchical, then you don't need multiple areas.5. All areas must connect to area 0.

Computer Networking
Which of the following are true regarding OSPF areas?1. You must have separate loopback interfaces configured in each area.2. The numbers you can assign an area go up to 65,535.3. The backbone area is also called area 0.4. If your design is hierarchical, then you don't need multiple areas.5. All areas must connect to area 0.

3, 4 and 5

3 and 4 only

1 and 2 only

1 only

3, 4 and 5

3 and 4 only

1 and 2 only

1 only

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Computer Networking
You have a network with a subnet of 172.16.17.0/22. Which is the valid host address?

172.16.0.1 255.255.240.0

172.16.17.1 255.255.255.252

172.16.20.1 255.255.254.0

172.16.18.255 255.255.252.0

172.16.0.1 255.255.240.0

172.16.17.1 255.255.255.252

172.16.20.1 255.255.254.0

172.16.18.255 255.255.252.0

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Computer Networking
Which of the following refers to the terms "residual error rate"?

None of these

the probability that one or more errors will be detected when an error detection mechanism is used

signal to noise ratio divided by the ratio of energy per bit to noise per hertz

The probability that one or more errors will be undetected when an error detection scheme is used

the number of bit errors per twenty four hours of continuous operation on an asynchronous line

None of these

the probability that one or more errors will be detected when an error detection mechanism is used

signal to noise ratio divided by the ratio of energy per bit to noise per hertz

The probability that one or more errors will be undetected when an error detection scheme is used

the number of bit errors per twenty four hours of continuous operation on an asynchronous line

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Computer Networking
What keystroke will terminate setup mode?

Ctrl+^

Ctrl+Z

Ctrl+C

Ctrl+Shift+^

Ctrl+^

Ctrl+Z

Ctrl+C

Ctrl+Shift+^

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Computer Networking
Your switch has a port status LED that is alternating between green and amber. What could this indicate?

The port is experiencing errors.

The port is in STP blocking mode.

Nothing; this is normal.

The port is shut down.

The port is experiencing errors.

The port is in STP blocking mode.

Nothing; this is normal.

The port is shut down.

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Computer Networking
Which statements are true regarding ICMP packets?1. They acknowledge receipt of a TCP segment.2. They guarantee datagram delivery.3. They can provide hosts with information about network problems.4. They are encapsulated within IP datagrams.

3 and 4

2 and 3

2, 3 and 4

1 only

3 and 4

2 and 3

2, 3 and 4

1 only

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Computer Networking

Computer Networking You have a network with a subnet of 172.16.17.0/22. Which is the valid host address?

Computer Networking Which of the following refers to the terms "residual error rate"?

Computer Networking What keystroke will terminate setup mode?

Computer Networking Your switch has a port status LED that is alternating between green and amber. What could this indicate?

Computer Networking Which statements are true regarding ICMP packets?1. They acknowledge receipt of a TCP segment.2. They guarantee datagram delivery.3. They can provide hosts with information about network problems.4. They are encapsulated within IP datagrams.

Computer Networking
You have a network with a subnet of 172.16.17.0/22. Which is the valid host address?

Computer Networking
Which of the following refers to the terms "residual error rate"?

Computer Networking
What keystroke will terminate setup mode?

Computer Networking
Your switch has a port status LED that is alternating between green and amber. What could this indicate?

Computer Networking
Which statements are true regarding ICMP packets?1. They acknowledge receipt of a TCP segment.2. They guarantee datagram delivery.3. They can provide hosts with information about network problems.4. They are encapsulated within IP datagrams.