Questions

1. What does the main memory do?
2. What type of memory is temporary?
3. What type of memory includes instructions needed by the CPU?
4. What is a cache memory?
5. What is a storage device?
6. What is a backup?
7. What is a difference between a disk and a disc?
8. What is the principle of magnetic storage devices?
9. What magnetic storage devices do you know?
10. How does a hard drive work?
11. What is access time and transfer rate?
12. What is formatting a disk?
13. What is a head crash?
14. What do CD and DVD stand for?
15. What are the advantages and disadvantages of optical discs comparing with magnetic disks?
16. What is the principle of optical storage devices?
17. What is the difference between a DVD burner and a DVD recorder?
18. What are two probable successors to DVDs?
19. What is the source of the term Blu-ray?
20. What is a flash memory? Give advantages/disadvantages.
21. How is data stored in a flash memory?
22. Where are flash memory cards used?
23. Describe a pen drive.
24. What is a flash card reader?
25. What is a hybrid hard drive?