Hardware Chap 2 Reviewing the Basics

REVIEWING THE BASICS – CHAPTER 2 HARDWARE

1. How many pins does the P1 connector have that uses the ATX Version 2.2 standard?

24 and is backward compatible with a 20 pin p1 connector

2. What are the maximum dimensions for a motherboard that uses the MicroATX form factor?

9.6” x 9.6”

3. Which form factor is a smaller version of the MicroATX form factor?

FlexATX

4. Which form factor uses a riser card on the edge of the motherboard?

NLX

5. How many pins does the main power connector on a BTX motherboard have?

24

6. Which type of case form factor is best for keeping a system cool?

BTX

7. Which type of computer case is most popular for desktop systems?

Mid-tower case

8. What is the normal voltage of house electricity in the U.S.?

110/120 volts

9. Hot wires in home wiring are normally colored ____ and ground wires in computers are normally colored _____.

Black, black

10. What is the difference between a transformer and a rectifier? Which are found in a PC power supply?

A rectifier is a device that converts alternating current to direct current. A transformer is a device that changes the ratio of current to voltage. A computer power supply functions as both.

11. What are the five voltages that can be produced by an ATX or BTX power supply? Which voltage is seldom used?

+5, -5, +12, -12, and +3.3, -5

12. What device uses the 12V 6-pin power connector?

Video card that uses the PCI Express, Version 1 standard.

13. What device uses the 12V 8-pin power connector?

Video card that uses the PCI Express, Version 2 standard

14. What is the purpose of the 4-pin auxiliary connector on a motherboard?

To provide extra voltage for a processor

15. What is the purpose of the 4-pin Molex connector?

Powers IDE drives

16. How do you determine the wattage capacity needed by a power supply?

Add up all wattage requirements for all devices that will use the power supply and then add an additional 30%

17. Which one component in a high-end gaming computer is...