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1. What is the meaning of OS?
Ans: Operating System

2. A computer was infected by virus, what should you do?

A. Buy a new computer
B. Scan the computer using Anti-virus scanner.
C. install Ccleaner

Ans: B. Scan the computer using Anti-virus scanner.

3.What is the default IP address of router?

A. 127.0.0.1
B.192.168.1.1
C.192.125.1.1

Ans: B. 192.168.1.1

4. A technician replaced the processor of a computer, What type of paste he needs to 
apply to prevent overheating?

A. Cooling paste
B. Elastic paste
C. Thermal paste

Ans: C. Thermal paste

5. A command in CMD(Windows OS) that shows all IP addresses in your Local network.

A. showip
B. ipconfig/all
C. All/ip

Ans: B. ipconfig/all

6. What is the meaning of RAM?

A. Random access memory
B. Radio access module
C. Read All memory

Ans: A. Random access memory

7. A technician is trying to fix a Computer with power but NO Display, he tested the LCD monitor in other computer and it was working, what he needs to do?

A. Check the power cable and other peripherals devices.
B. Clean the video card using eraser.
C. Buy a new LCD monitor.

Ans. B. Clean the video card using eraser.

8.What is the input voltage of Power Supply Unit?

A. 110v and 220v
B. 300v and 400v
C. 600v

Ans. A. 110v and 220v

9.Which of the following is not an Operating System?

A.Linux
B.Windows
C.Avast

Ans: C. Avast

10.What is the meaning of BIOS?

A. Basic Input of System
B. Basic Input/Output System 
C. Basic Internet of system 

Ans: B. Basic Input/Output System