Friday, October 14, 2022

Computer Networking

1. Which protocol does DHCP use at the Transport layer?

A. IP
B. TCP
C. UDP
D. ARP

Answer: C

 2.

Where is a hub specified in the OSI model?

A. Session layer
B. Physical layer
C. Data Link layer
D. Application layer

Answer:  B 

3. What does a VLAN do?

A. Acts as the fastest port to all servers.
B. Provides multiple collision domains on one switch port.
C. Breaks up broadcast domains in a layer 2 switch internetwork.
D. Provides multiple broadcast domains within a single collision domain.

Answer:  C

4. What is the main reason the OSI model was created?

A. To create a layered model larger than the DoD model.
B. So application developers can change only one layer's protocols at a time.
C. So different networks could communicate.
D. So Cisco could use the model.

Answer: C

5. You have 10 users plugged into a hub running 10Mbps half-duplex. There is a server connected to the switch running 10Mbps half-duplex as well. How much bandwidth does each host have to the server?

A. 100 kbps
B. 1 Mbps
C. 2 Mbps
D. 10 Mbps

Answer:  D

 

 

 

 

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