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Practice Computer Networks MCQs for Pakistan exams (CSS, FPSC, PPSC, NTS) — 103 practice questions with answers and explanations.

The concept in which a networking device that connects devices on a local network and forwards data only to the intended recipient is best known as which of these terms?
Identify the correct definition of Network switch.
What term describes the following? a basic networking device that broadcasts incoming data to all connected devices without filtering.
In computer science, Network hub refers to which of the following?
Select the correct name for: the time delay between sending a request and receiving a response over a network.
Which statement correctly explains Network latency?
Which concept is defined as follows: a method of data transmission in which messages are broken into small packets that are routed independently to their destination?
What is Packet switching primarily used for?
The following statement describes a specific concept. What is it called? a four-layer networking framework that describes how data is transmitted over the internet.
Select the accurate description of TCP/IP model.
Which term refers to a network that connects computers within a limited area, such as a home, office, or building?
What does LAN refer to?
What is the name for a network that spans a large geographic area, connecting multiple smaller networks together?
Which of the following best describes WAN?
Identify the correct concept described as: a set of rules that governs how data is formatted and transmitted between devices on a network.
Network protocol is best defined as which of the following?
A numerical identifier used to distinguish specific processes or services running on a networked device. What is this concept called?
Choose the correct description of Port number.
Which of the following best names the concept in which a standard network protocol used to transfer files between a client and a server?
What is the function or purpose of FTP?

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