SSC CGL Computer Fundamentals Practice Test 2
15 more computer PYQ-style questions on memory basics, storage units, file concepts, and common peripherals.
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SSC CGL Computer Fundamentals Practice Test 2
15 more computer PYQ-style questions on memory basics, storage units, file concepts, and common peripherals.
Preview all 15 questions in SSC CGL Computer Fundamentals Practice Test 2 (no login required)
- Memory Units
1. Which of the following is the smallest unit of data in a computer?
- A. Byte
- B. Bit (Correct)
- C. Nibble
- D. Kilobyte
Explanation: A bit is the smallest unit of information in computing.
- Memory Units
2. One byte is equal to:
- A. 4 bits
- B. 8 bits (Correct)
- C. 16 bits
- D. 32 bits
Explanation: A byte consists of 8 bits.
- Storage Devices
3. Which of the following stores data permanently?
- A. RAM
- B. ROM (Correct)
- C. Cache
- D. Register
Explanation: ROM retains data even when power is turned off.
- Files
4. A collection of related information stored under one name is called a:
- A. Folder
- B. File (Correct)
- C. Record
- D. Field
Explanation: A file stores related data as a single named unit.
- Folders
5. A folder is primarily used to:
- A. Print documents
- B. Organize files (Correct)
- C. Scan images
- D. Create hardware
Explanation: Folders help organize and group files in storage.
- Storage Devices
6. Which of the following is an optical storage device?
- A. Hard disk
- B. Pen drive
- C. CD-ROM (Correct)
- D. RAM
Explanation: CD-ROM is an optical disk read by laser technology.
- Memory
7. RAM is an example of:
- A. Primary memory (Correct)
- B. Secondary memory
- C. Optical memory
- D. External archive
Explanation: RAM is the main working memory directly used by the CPU.
- Memory
8. Which memory is volatile in nature?
- A. ROM
- B. Hard disk
- C. RAM (Correct)
- D. DVD
Explanation: RAM loses its data when the power is turned off.
- Peripherals
9. A joystick is mainly used to:
- A. Print documents
- B. Control movement on screen (Correct)
- C. Store files
- D. Scan text
Explanation: A joystick controls movement on screen.
- Peripherals
10. Which device is commonly used to take hard copy output?
- A. Scanner
- B. Monitor
- C. Printer (Correct)
- D. Keyboard
Explanation: A printer produces output on paper.
- Memory Units
11. 1024 bytes are equal to:
- A. 1 bit
- B. 1 KB (Correct)
- C. 1 MB
- D. 1 GB
Explanation: In standard usage, 1024 bytes make 1 kilobyte.
- Booting
12. Restarting a computer without turning off the power is called:
- A. Cold booting
- B. Warm booting (Correct)
- C. Formatting
- D. Debugging
Explanation: Warm booting means restarting without full power-off.
- Printers
13. Which printer is an impact printer?
- A. Laser printer
- B. Inkjet printer
- C. Dot matrix printer (Correct)
- D. Thermal printer
Explanation: Dot matrix printers strike against ribbon and paper.
- Processing
14. The brain of the computer is called:
- A. Monitor
- B. ALU
- C. CPU (Correct)
- D. ROM
Explanation: The CPU is commonly called the brain of the computer.
- File Types
15. Which of the following is most likely a document file extension?
- A. .mp3
- B. .jpg
- C. .docx (Correct)
- D. .exe
Explanation: .docx is the standard extension for Word files.