Q1.Which of the following is not a characteristic of a computer?
a) Accuracy
b) Diligence
c) Intelligence
d) Speed
→ Answer: c) Intelligence
Q2.The first generation of computers used
a) Transistors
b) Vacuum tubes
c) Integrated Circuits
d) Microprocessors
→ Answer: b) Vacuum tubes
Q3. Which of the following is a microcomputer?
a) Laptop
b) Mainframe
c) Supercomputer
d) Minicomputer
→ Answer: a) Laptop
Q4. The ALU of a computer performs
a) Logic and arithmetic operations
b) Storage functions
c) Data transfer
d) Input-output operations
→ Answer: a) Logic and arithmetic operations
Q5. The brain of a computer is:
a) CPU
b) Monitor
c) Keyboard
d) Hard Disk
→ Answer: a) CPU
Q6. Which component interprets and executes instructions?
a) Control Unit
b) ALU
c) Memory Unit
d) Input Unit
→ Answer: a) Control Unit
Q7. The speed of the processor is measured in
a) Hertz
b) Bits
c) Bytes
d) Seconds
→ Answer: a) Hertz
Q8. Which of the following represents the fifth generation of computers?
a) Vacuum Tubes
b) Artificial Intelligence
c) Transistors
d) Microprocessors
→ Answer: b) Artificial Intelligence
Q9 Which device provides both input and output?
a) Touch Screen
b) Printer
c) Keyboard
d) Scanner
→ Answer: a) Touch Screen
Q10. Main memory is also called
a) Secondary memory
b) Internal memory
c) External memory
d) Portable memory
→ Answer: b) Internal memory
Q11. Cache memory is used to:
a) Store data permanently
b) Improve CPU speed
c) Backup data
d) Store input data
→ Answer: b) Improve CPU speed
Q12. Which of the following is a secondary storage device?
a) ROM
b) RAM
c) Hard Disk
d) Register
Q13. What is the storage capacity of a standard CD?
a) 400 MB
b) 650–700 MB
c) 2 GB
d) 4.7 GB
→ Answer: b) 650–700 MB
Q14. Which of the following is not a magnetic storage device?
a) Hard disk
b) Floppy disk
c) DVD
d) Magnetic tape
→ Answer: c) DVD
Q15. USB drive is also known as:
a) Optical memory
b) Flash memory
c) Cache memory
d) Virtual memory
→ Answer: b) Flash memory
Q16. Data is stored on magnetic tape in the form of:
a) Holes
b) Magnetic spots
c) Electric signals
d) Light beams
→ Answer: b) Magnetic spots
Q17. A device used to read printed text is:
a) Scanner
b) Mouse
c) Trackball
d) Joystick
→ Answer: a) Scanner
Q18. OCR stands for:
a) Optical Character Reader
b) Optical Code Reader
c) Output Character Recognition
d) Output Code Reader
Q19. MICR is used mainly in:
a) Banks
b) Schools
c) Libraries
d) Hospitals
→ Answer: a) Banks
Q20. Which of these devices is used for drawing maps and designs?
a) Plotter
b) Printer
c) Monitor
d) Scanner
→ Answer: a) Plotter
Q21. Which type of monitor uses liquid crystals?
a) CRT
b) LCD
c) LED
d) Plasma
→ Answer: b) LCD
Q22. Which printer works like a typewriter?
a) Dot Matrix
b) Inkjet
c) Laser
d) Thermal
→ Answer: a) Dot Matrix
Q23. A light pen is used for:
a) Scanning documents
b) Drawing on the screen
c) Printing
d) Storing data
→ Answer: b) Drawing on the screen
Q24. A joystick is mainly used for:
a) Gaming
b) Typing
c) Printing
d) Scanning
→ Answer: a) Gaming
Q25.The output device that displays images on a big screen is:
a) Projector
b) Printer
c) Plotter
d) Scanner
→ Answer: a) Projector
Q26.Software is a collection of:
a) Circuits
b) Programs
c) Devices
d) Chips
→ Answer: b) Programs
Q27. System software includes:
a) Word processor
b) Operating system
c) Game software
d) Presentation tool
→ Answer: b) Operating system
Q28. Which of the following is an application software?
a) MS Word
b) UNIX
c) Linux
d) DOS
→ Answer: a) MS Word
Q29. An operating system is an example of:
a) Hardware
b) Application software
c) System software
d) Utility software
→ Answer: c) System software
Q30.Which program translates assembly language into machine code?
a) Compiler
b) Assembler
c) Interpreter
d) Linker
→ Answer: b) Assembler
Q31. A compiler translates:
a) One line at a time
b) The entire program at once
c) Source to intermediate code
d) None of these
→ Answer: b) The entire program at once
Q32. The FAT and FAT32 are related to:
a) File systems
b) Programming languages
c) Hardware architecture
d) Operating speed
→ Answer: a) File systems
Q33. Linux is an example of:
a) Application software
b) System software
c) Firmware
d) None of these
→ Answer: b) System software
Q34. Machine language is written in:
a) English words
b) Binary code
c) Assembly symbols
d) High-level syntax
→ Answer: b) Binary code
Q35. A spreadsheet program is used for:
a) Calculations and data analysis
b) Image editing
c) Document formatting
d) Presentation design
→ Answer: a) Calculations and data analysis
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