Internetworking - Networking MCQ Questions and answers

1.
Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?
1. Switch
2. NIC
3. Hub
4. Repeater
5. RJ45 transceiver

A. 1 only

B. 1 and 3

C. 3 and 4

D. 5 only

E. All of the above

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2.
Routers operate at layer ___. LAN switches operate at layer _. Ethernet hubs operate at layer _. Word processing operates at layer ___.

A. 3, 3, 1, 7

B. 3, 2, 1, none

C. 3, 2, 1, 7

D. 3, 3, 2, none

E. All of the above

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3.
Which of the following describe router functions?

A. Packet switching

B. Packet filtering

C. Internetwork communication

D. Path selection

E. All of the above

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4.
Why does the data communication industry use the layered OSI reference model?
1. It divides the network communication process into smaller and simpler components, thus aiding component development, design, and troubleshooting.
2. It enables equipment from different vendors to use the same electronic components, thus saving research and development funds.
3. It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers.
4. It encourages industry standardization by defining what functions occur at each layer of the model.

A. 1 only

B. 1 and 4

C. 2 and 3

D. 3 only

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5.
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?

A. Send a different source port number.

B. Restart the virtual circuit.

C. Decrease the sequence number.

D. Decrease the window size.

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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

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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.

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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

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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

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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

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Internetworking - Networking MCQ Questions and answers | Technical Aptitude

1. Which layer 1 devices can be used to enlarge the area covered by a single LAN segment? 1. Switch 2. NIC 3. Hub 4. Repeater 5. RJ45 transceiver

Answer & Solution

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

Answer & Solution

3. Which of the following describe router functions?

Answer & Solution

Answer & Solution

5. 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?

Answer & Solution

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

Answer & Solution

7. What is the purpose of flow control?

Answer & Solution

Answer & Solution

9. Which of the following are types of flow control? 1. Buffering 2. Cut-through 3. Windowing 4. Congestion avoidance

Answer & Solution

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.

Answer & Solution

1.
Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?
1. Switch
2. NIC
3. Hub
4. Repeater
5. RJ45 transceiver

2.
Routers operate at layer ___. LAN switches operate at layer _. Ethernet hubs operate at layer _. Word processing operates at layer ___.

3.
Which of the following describe router functions?

5.
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?

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

7.
What is the purpose of flow control?

9.
Which of the following are types of flow control?
1. Buffering
2. Cut-through
3. Windowing
4. Congestion avoidance

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.