Q1: What is a computer?
- A: An electronic device that processes and stores information.
- B: A mechanical device that performs calculations.
- C: A device that primarily stores data.
- D: A device used only for communication
Answer: A
Q2: What is the binary representation of the number 3?
Answer: C
Q3: Which component of a computer is considered its brain?
- A: Input devices
- B: CPU
- C: RAM
- D: Storage
Answer: B
Q4: Which type of computer is used for complex scientific calculations and research?
- A: Microcomputers
- B: Minicomputers
- C: Mainframe computers
- D: Supercomputers
Answer: D
Q5: What is a set of instructions that tells a computer what to do?
- A: Software
- B: Hardware
- C: Operating System
- D: Network
Answer: A
Q6: Which component connects all the parts of a computer together?
- A: Keyboard
- B: Monitor
- C: Motherboard
- D: Hard drive
Answer: C
Q7: What is the function of output devices?
- A: Input devices display information.
- B: Output devices display information.
- C: Storage devices process information.
- D: Memory devices perform calculations
Answer: B
Q8: What are the physical components of a computer called?
- A: Hardware
- B: Software
- C: Operating system
- D: Applications
Answer: A
Q9: What is the most common type of computer for personal use?
- A: Analog computers
- B: Digital computers
- C: Hybrid computers
- D: Personal computers (PCs)
Answer: D
Q10: What is an advantage of using computers?
- A: Dependence on technology is an advantage of computers.
- B: Security risks are not a concern with computers.
- C: Increased efficiency and productivity are advantages of computers.
- D: Environmental impact is not affected by computers.
Answer: C