info@jobexams.pk

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.

Browse Categories
Quick Results 0 found

Question Coming Soon!

"" isn't in our database yet, but we're adding new questions daily.

1 Computer Networking MCQs

What is the primary function of Firewall in computer networks?

  • To prevent/block unauthorized access
  • To block viruses
  • To speed up network traffic
  • None of these
0 Comments
Correct Answer: A. To prevent/block unauthorized access

Explanation:

The primary function of a firewall in computer networks is to prevent or block unauthorized ... Read More Details

2 Computer Networking MCQs

A network of computers spread across the world is called?

  • LAN
  • Intranet
  • Internet
  • None of these
0 Comments
Correct Answer: C. Internet

Explanation:

Internet. It is a global network that connects millions of computers and devices around the ... Read More Details

3 Computer Networking MCQs

Which of the following protocols is used for secure web browsing?

  • HTTPS
  • HTTP
  • FTP
  • None of these
0 Comments
Correct Answer: A. HTTPS

Explanation:

HTTPS stands for HyperText Transfer Protocol Secure. It is the protocol used for secure web ... Read More Details

4 Computer Networking MCQs

Which of the following is the fifth layer of the OSI model?

  • Session
  • Application
  • Transport
  • None of these
0 Comments
Correct Answer: A. Session

Explanation:

The fifth layer of the OSI model is the Session Layer. It helps start, manage, ... Read More Details

5 Computer Networking MCQs

Which of the following is the fastest communication mode?

  • Simplex
  • Full Duplex
  • Half Duplex
  • None of these
0 Comments
Correct Answer: B. Full Duplex

Explanation:

The fastest communication mode is Full Duplex. In this mode, data can be sent and ... Read More Details

6 Computer Networking MCQs

The four numbers in an IP address is called?

  • Octal
  • Octets
  • Bytes
  • None of these
0 Comments
Correct Answer: B. Octets

Explanation:

The four numbers in an IP address are called octets. Each number is 8 bits ... Read More Details

7 Computer Networking MCQs

LAN stands for?

  • Local Area Network
  • Large Area Network
  • Logical Access Network
  • Limited Access Network
0 Comments
Correct Answer: A. Local Area Network

Explanation:

LAN stands for Local Area Network. It is a network that connects computers and devices ... Read More Details

8 Computer Networking MCQs

Which of the following tasks is performed at the Application Layer?

  • Frame creation
  • IP addressing
  • User authentication
  • Signal modulation
0 Comments
Correct Answer: C. User authentication

Explanation: The Application Layer is the seventh and topmost layer of the OSI model. It serves ... Read More Details

9 Computer Networking MCQs

Which protocol is used to send emails?

  • FTP
  • SMTP
  • DNS
  • SSH
0 Comments
Correct Answer: B. SMTP

Explanation: SMTP (Simple Mail Transfer Protocol) is the protocol used to send emails from email clients ... Read More Details

10 Computer Networking MCQs

What is the role of the HTTP protocol at the Application Layer?

  • It secures email communication
  • It routes packets between routers
  • It delivers web content from server to client
  • It assigns IP addresses
0 Comments
Correct Answer: C. It delivers web content from server to client

Explanation:

The HTTP (HyperText Transfer Protocol) is one of the most important protocols at the Application ... Read More Details