IT Support and Networking Essentials - Beginner Level

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Question 1
1. What is the primary function of a router in a computer network?

(A) To connect devices within the same network only.

(B) To forward data between different networks and determine the best path for packets.

(D) To provide power supply to network components.

Question 2
2. When a computer does not start, what is one of the most common initial troubleshooting steps?

(A) Replace the motherboard right away.

(B) Update the video drivers.

(D) Reinstall the operating system immediately.

Question 3
3. A user reports that their computer is running slowly. What is an effective first troubleshooting step?

(A) Immediately reinstall the operating system.

(B) Disconnect the network cable.

(D) Replace the computer's CPU.

Question 4
4. A user complains that a frequently used application crashes on startup. Which troubleshooting step should be attempted first?

(A) Replace the user's computer hardware.

(B) Reformat the entire hard drive.

(D) Check if the application is updated and review its error logs.

Question 5
5. In a local area network (LAN), which device is primarily used to connect multiple devices together within the same network?

(A) A switch

(B) A firewall

(D) A router

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