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Computer Networking MCQs

Study important topics of Computer Networking step by step with our well-organized Networking MCQs at JobExams. These questions cover IP Addressing, OSI Model, TCP/IP, network devices (like routers and switches), types of networks (LAN, WAN, MAN), protocols, and commands like ipconfig and many more. These MCQs are very helpful for IT-related job tests such as PPSC, NTS, FPSC, SPSC, BPSC, CSS, and for students preparing for computer science exams and interviews.

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1 Computer Networking MCQs

Which protocol is used to send email?

  • HTTP
  • FTP
  • SMTP
  • POP
0 Comments
Correct Answer: C. SMTP

Explanation: SMTP stands for Simple Mail Transfer Protocol. It is used to send emails from one ... Read More Details

2 Computer Networking MCQs

What is the default port number for HTTP?

  • 20
  • 21
  • 80
  • 443
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Correct Answer: C. 80

Explanation: The default port number used by HTTP (HyperText Transfer Protocol) is 80. When you open ... Read More Details

3 Computer Networking MCQs

Which command is used to check the IP configuration of a computer?

  • ping
  • tracert
  • ipconfig
  • netstat
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Correct Answer: C. ipconfig

Explanation: The ipconfig command is used in Windows to check the IP address and network details ... Read More Details

4 Computer Networking MCQs

Which device connects two different networks?

  • Switch
  • Hub
  • Router
  • Bridge
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Correct Answer: C. Router

Explanation: Router. A router is a networking device that connects two or more different networks and ... Read More Details

5 Computer Networking MCQs

Which layer of the OSI model is responsible for data encryption?

  • Session Layer
  • Presentation Layer
  • Transport Layer
  • Application Layer
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Correct Answer: B. Presentation Layer

Explanation: Presentation Layer. In the OSI model, the Presentation Layer (Layer 6) is responsible for the ... Read More Details

6 Computer Networking MCQs

What does IP stand for in computer networking?

  • Internet Path
  • Internal Protocol
  • Internet Protocol
  • Integrated Process
0 Comments
Correct Answer: C. Internet Protocol

Explanation:

IP stands for Internet Protocol in computer networking. It is one of the core protocols ... Read More Details

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