Internetworking

6. What are the decimal and hexadecimal equivalents for the binary number 10110111?

A. 69/0x2102
B. 183/B7
C. 173/A6
D. 83/0xC5

Correct Answer: B. 183/B7

7. What is the purpose of flow control?

A. To ensure that data is retransmitted if an acknowledgment is not received.
B. To reassemble segments in the correct order at the destination device.
C. To provide a means for the receiver to govern the amount of data sent by the sender.
D. To regulate the size of each segment.

Correct Answer: C. To provide a means for the receiver to govern the amount of data sent by the sender.

8. Which three statements are true about the operation of a full-duplex Ethernet network?

1. There are no collisions in full-duplex mode.
2. A dedicated switch port is required for each full-duplex node.
3. Ethernet hub ports are preconfigured for full-duplex mode.
4. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.
5. The host network card and the switch port must be capable of operating in full-duplex mode.

A. 1, 2, and 5
B. 2 and 4
C. 2, 3 and 4
D. 5 only

Correct Answer: A. 1, 2, and 5

9. Which of the following are types of flow control?

1. Buffering
2. Cut-through
3. Windowing
4. Congestion avoidance

A. 1 and 2
B. 1, 3 and 4
C. 2 only
D. 3 only

Correct Answer: B. 1, 3 and 4

10. What are two purposes for segmentation with a bridge?

1. To add more broadcast domains.
2. To create more collision domains.
3. To add more bandwidth for users.
4. To allow more broadcasts for users.

A. 1 only
B. 2 and 3
C. 2 and 4
D. 4 only

Correct Answer: B. 2 and 3

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