1. Chapter 1 Introducing Hardware

2. 1. Why is all data stored in a Computer in binary form?

4. 2. What are the four primary functions of hardware?

6. 3. What are the 2 main input devices and 2 main output devices?

8. 4. What 3 things do electronic hardware devices need in order to function?

10. 5. How many bits are in a byte?

11. Answer

12. 6. What is the purpose of an expansion slot on the motherboard?

14. 7. Which component on the motherboard is used for processing?

16. 8. Name three CPU manufacturers ?

18. 9.

20. 10.

22. 11.

24. 12.

26. 13.

28. 14.

30. 15.

32. 16.

34. 17.) Of the two types of storage in a system, which type is generally faster and holds data and instructions while the data is being processed? Which type of storage is generally slower, but more permanent?

36. 18. What technology standard provides for up to four devices on a system, including the hard drive as one of those devices? What are two common industry names loosely used to describe this standard?

38. 19. What is the size of the data path on most system buses today?

39. 16, 32, 64, 128 ANSWER:

40. 20. What is the measurement of frequency of a system bus and CPU? Which is faster, the system bus or the CPU?

42. 21. Name four types of buses that might be on a motherboard today.

44. 22. A power supply receives 120 volts of ____ power from a wall outlet and converts it to 3.3, 5, and 12 volts of ____ power.

46. 23. ROM BIOS or firmware chips that can be upgraded without replacing the chips are called____.

47. Flash ROM ANSWER:

48. 24. CMOS setup allows a technician to change configuration settings on a motherboard stored in _________.

49. ANSWERS: ROM chip

50. 25. Name three examples of secondary storage devices.

52. 26. A hertz is ______ cycles per second; a megahertz is _______ cycles per second, and a gigahertz is _______ cycles per second.

53. ANSWER: Hertz= 1 Megahertz= 1 million Gigahertz= 1 billion

54. 27. An AGP slot is normally used for a(n) ________ expansion card .

55. ANSWER: Video

56. 28. How many sizes of PCI Express slots are currently manufactured for personal computers?

57. 2 ANSWER:

58. 29. Name the three purposes the motherboard ROM BIOS serves.

60. 30. From where does CMOS RAM receive its power?

61. Coin Battery ANSWER: