Rosewill Computer Case 422 Technical Information PDF herunterladen (Seite 83)

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Chapter 4 • Disassembly and Power

4. Which of the following can prolong the life of a computer and conserve resources? (Select

all that apply.)

a. a preventive maintenance plan

b. antistatic mats and pads

c. upgraded power supply

d. a power plan

e. using a Li-ion battery as a replacement

f. extra case fans

5. Which power component has a 20- or 24-pin connector?

a. ATX power supply

b. UPS

c. line conditioner

d. SPS

e. surge protector

6. An optical drive randomly becomes unavailable, and after replacing the drive, the techni-

cian now suspects a power issue. What could help in this situation?

a. a UPS

b. a surge protector

c. antistatic wipes

d. a preventive maintenance plan

e. a multimeter

7. Which unit would you recommend for the help desk people who sit at a computer for a

24/7 operation where help must be provided at all times?

a. a UPS

b. a surge protector

c. an upgrade power supply

d. a line conditioner

8. When disassembling a computer, which tool will help you remove the memory module?

a. magnetic screwdriver

b. needlenose pliers

c. #1 or #2 Phillips screwdriver

d. antistatic wrist strap

9. How would a technician normally access a memory module that needs to be replaced on a

netbook? (Select the best answer.)

a. by removing the DC power jack

b. by removing a secured bottom compartment

c. by removing the speaker

d. by removing the display

10. Which part would be specialized when used with a laser printer?

[ surge strip | vacuum | multimeter | antistatic wrist strap ]

11. Which two of the following would most likely cause a loud noise on a desktop computer?

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Rosewill Computer Case 422 Technical Information Seite 83