MCQ

Computer Network MCQ – Questions and Answers – Part 5

Networking MCQs questions with answers to prepare for exams, tests, and certifications. These questions are taken from a real written exam and some parts are taken from an interview. So you will find questions on CCNA, TCP/IP, Protocols, IP addressing issues, OSI model, and more. This MCQ will easily prepare anyone to pass their exam.
 

1. Bluetooth is an example of a ________?

A personal network

B local network

C virtual private network

D None of the above

A
 

2. A __________ is a device that transfers packages between networks by processing the routing information included in the package.

A bridge

B firewall

C router

D All the answers are true
 

 
C
A router is a device that analyzes the content of data packages transmitted within a network or to another network. Routers determine whether the source and destination are on the same network or whether the data should be transferred to another network.

 

 

3. A list of protocols used by a system is called a _____?

A protocol architecture

B protocol stack

C protocol suite

D None of the above

B
A protocol stack is a group of protocols that all work together to allow software or hardware to perform a function. The TCP/IP protocol stack is a good example.

 

 

4. Network congestion occurs _____?

A in case of traffic overloads

B when a system ends

C when the connection between two nodes ends

D None of the above

A
Congestion, refers to a network condition where it causes deterioration in the quality of network data, resulting in queuing delay, loss of data frames or packets, and blocking of new connections.

 

 

5. Which of the following extends a private network over public networks?

A local network

B virtual private network

C private enterprise network

D storage network

B
A virtual private network (VPN) is a technique that creates a secure and encrypted connection over a network, such as the Internet.
 
 

6. The number of layers in the Internet Protocol stack is _______?

A 5

B 6

C 7

D None of the above

A

 

 

7. The number of layers in the OSI reference model is _______?

A 5

B 6

C 7

D None of the above

C

 

 

8. The ________ are additional layers in the OSI model compared to the TCP-IP model.

A Application Layer

B Presentation layer

C Session Layer

D Session and Presentation layer

D

 

 
 

9. The application layer is implemented in ______?

A End systems

B NIC

C Ethernet

D None of the above

A

 

 

10. The transport layer is implemented in ______?

A End System

B NIC

C Ethernet

D None of the above

A

 

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