A+ Guide to Managing & Maintaining Your PC

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REVIEWING THE BASICS 1. How many pins does the P1 connector have that uses the ATX Version 2.2 standard? 24 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 volts to 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?
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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.
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This note was uploaded on 02/06/2011 for the course ITSC 1425 taught by Professor Bush during the Summer '10 term at Dallas Colleges.

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CH4REVIEW - REVIEWING THE BASICS 1. How many pins does the...

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