SSC CGL (Prelims) GK: Computer Awareness questions with solutions

Q1. Which one of the following is not a component of CPU?

1. Control Unit
2. ALU
3. Keyboard
4. Registers

Answer: Keyboard

The CPU consists of the Control Unit, ALU, and registers. A keyboard is an input device, not a component of the CPU.

Q2. Which of the following is an input device?

1. Monitor
2. Printer
3. Mouse
4. Speaker

Answer: Mouse

A mouse is an input device because it sends user actions to the computer. Monitor, printer, and speaker are output devices.