SSC CGL Fundamentals & Basics Verified Practice Test 3

1. Which device is best suited for carrying data from one computer to another easily?

• A. Plotter
• B. Pen drive (Correct)
• C. Projector
• D. Motherboard

Explanation: A pen drive is a portable USB storage device.

2. A computer monitor is also known as:

• A. VDU (Correct)
• B. ALU
• C. CPU
• D. UPS

Explanation: Monitor is also referred to as Visual Display Unit.

3. UPS is mainly used to:

• A. Increase internet speed
• B. Provide temporary backup power (Correct)
• C. Store documents
• D. Scan images

Explanation: UPS protects a computer during power cuts.

4. MICR technology is mainly used in:

• A. Cheque processing (Correct)
• B. Video editing
• C. Web browsing
• D. Slide creation

Explanation: MICR is used to read characters on cheques.

5. An optical mouse works using:

• A. Magnetic ink
• B. Light sensors (Correct)
• C. Voice recognition
• D. Mechanical gears only

Explanation: Optical mice track movement through light-based sensors.

6. A plotter is commonly used for:

• A. Playing music
• B. Printing large engineering drawings (Correct)
• C. Typing data
• D. Internet access

Explanation: Plotters are designed for maps and blueprints.

7. Hardware cannot function without:

• A. Software (Correct)
• B. Monitor
• C. Scanner
• D. Projector

Explanation: Software provides instructions for hardware.

8. Processed data is called:

• A. Noise
• B. Information (Correct)
• C. Signal only
• D. Storage

Explanation: Processed data becomes information.

9. Cache memory is used to:

• A. Store movies permanently
• B. Speed up CPU access to frequently used data (Correct)
• C. Replace RAM fully
• D. Connect to the internet

Explanation: Cache improves processor performance.

10. POST runs when the computer:

• A. Prints a file
• B. Starts up (Correct)
• C. Connects to Wi-Fi
• D. Shuts down

Explanation: POST runs during startup.

11. Which input device is used to draw directly on the computer screen in some setups?

• A. Light pen (Correct)
• B. Speaker
• C. Plotter
• D. Printer

Explanation: A light pen is used to select or draw on screen.

12. The motherboard is best described as:

• A. A printing device
• B. The main circuit board of the computer (Correct)
• C. An antivirus tool
• D. A type of document

Explanation: The motherboard connects major computer components.

13. CPU is mainly known as the:

• A. Brain of the computer (Correct)
• B. Main printer
• C. Power cable
• D. Display unit

Explanation: CPU processes instructions and controls core operations.

14. Which device is commonly used to enter text into a computer?

• A. Monitor
• B. Keyboard (Correct)
• C. Speaker
• D. Projector

Explanation: A keyboard is the standard text input device.

15. Which of these is an output device?

• A. Scanner
• B. Mouse
• C. Printer (Correct)
• D. Joystick

Explanation: A printer gives output on paper.