1. Which type of port transmits both digital audio and digital video with a single connector?a. S-Video b. DVI c. HDMId. VGA

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2. Which of the following is an audio port that connects to an external home theater audio system, providing digital audio output?a. S/PDIFb. FireWirec. Thunderboltd. eSATA

3. Which of the following is NOT true of a motherboard?a. also called a system board b. has a CPU socket c. has a heat sink on the PCIe slotsd. has slots for DIMMs

4. Which component probably has a dual-voltage selector switch, and has cables that connect to the motherboard and drives?a. HDDb. PSU c. DIMMd. PCIe

5. Which is the most common form factor used today for computer cases, power supplies, and motherboards?a. AT b. ATX c. ATCd. ATI

6. If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power?a. 4 b. 2 c. 5 d. 8

9. Which unit of electricity measures electrical force and 115 is a common value?a. Ampb. Ohmc. Voltd. Watt

10. Which of the following is true about AC electricity?a. in the U.S. it oscillates at 120 Hzb. it travels from a hot line and returns on a neutral linec. it always takes the path of highest resistanced. the hot line is always grounded

11. Which of the following is true about an FRU?a. they are not necessary for the computer"s operationb. all types can be easily disposed of in any trash canc. it"s easily repaired by a support techniciand. a support technician should know how to replace one

12. What is a result of two objects with dissimilar electrical charges touching?a. LCDb. ESDc. EMId. CRT

13. What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched?a. POSTcardb. ROM modulec. BIOS memoryd. CMOS firmware

14. Which general-purpose tool can measure characteristics of electricity in a variety of devices?a. loopback plugb. POSTcardc. multimeterd. cable tester

15. Which of the following is the second step in opening the case of a working computer?a. press and hold down the power button for a momentb. back up important datac. power down the system and unplug itd. open the case cover

16. To what should you normally clip the ground bracelet before you work inside the computer case?a. the grounding plug on the power cordb. an AC outletc. the side of the computer cased. the top of the power supply

17. What do you call a connector on a motherboard that consists of pins that stick up from the board?a. jumperb. socketc. pm arrayd. header

18. Which of the following can be described as round plastic or metal pegs that separate the motherboard from the bottom of the case?a. headerb. standoffc. insulatord. elevator

19. Which of the following is true about installing the motherboard and connecting power?a. there are typically three screw sets that hold the motherboard to the caseb. you can use an adapter to convert two 6-pin connectors to a PCIe connectorc. the P1 connector is used for PCIe devicesd. a 4-pin power cord supplies supplemental power to the processor

20. Which of the following is the Intel maximum degree limit for processors?a. 185 Fb. 155 cc. 90 Fd. 32 c

21. Which material is a cooler that sits atop the CPU most likely made of?a. brassb. copperc. steeld. lead

22. What is placed between the bottom of the cooler heat sink and the top of the processor that makes an airtight connection between the fan and processor?a. fan shieldb. metal finsc. high-density oild. thermal compound

23 . Along with the processor, what other device is the highest heat producer in the system?a. BIOS chipb. video cardc. disk controllerd. riser card

24. Under what circumstance is a liquid cooling system most likely used?a. overclockingb. dual-core processingc. multiple hard disks installedd. onboard graphics controller

25. If your computer is in a dirty, dusty environment, what tool should you use periodically to prevent overheating?a. all-purpose cleanerb. chip extractorc. compressed aird. wet cloth

26. What determines the physical size of a power supply and the placement of screw holes?a. wattage ratingb. manufacturerc. form factord. number of connectors

27. Which of the following is true about fans in the computer system?a. they are not found in the power supply caseb. larger fans tend to run quieterc. they"re usually not needed if your room is cool enoughd. they always run at a fixed speed

28. Which of the following is a consideration when purchasing a power supply with the correct wattage?a. DIMMs draw the most powerb. motherboards with CPU tend to draw about the same as a SATA drivec. fans draw as much power as a video cardd. the power supply should be rated 30% higher than your needs

29. What is the result of using a 3-pin fan connector on a 4-pin header on the motherboard?a. the fan will not operate at allb. the fan runs at half speedc. the fan speed cannot be controlledd. you will not be able to connect the fan connector

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30. What does a small triangle embedded on a connector signify?a. use caution when using the connectorb. the wire nearest the triangle is pin 1c. the pin near the triangle should be matched with a circular pind. the connector is optional and need not be attached