1. What is the brain of the computer?

2. Which memory is volatile?

3. What is the smallest unit of data in a computer?

4. What is the full form of ALU?

5. What does CPU stand for?

6. Which type of memory is the fastest?

7. Which unit controls data flow in the CPU?

8. What is the binary representation of 2?

9. Which unit performs calculations in the CPU?

10. What does ROM stand for?

11. What does RAM stand for?

12. What is the default base of binary numbers?

13. What does 'RISC' stand for?

14. What does 'CISC' stand for?

15. What is used to measure CPU speed?

16. Which bus transfers data between CPU and memory?

17. What does DMA stand for?

18. What does BIOS stand for?

19. What does GPU stand for?

20. What is the binary equivalent of decimal 10?

21. What is the purpose of a heat sink in a computer?