Chapter 2 Exam - It Essentials: Pc Hardware And Software

1
Which computer components must a technician never try to work on when wearing an antistatic wrist strap?
CPU
hard disk
keyboard
CRT monitor
RAM module

2Which three computer components contain hazardous materials and require special handling for disposal? (Choose three.)
batteries
floppy drives
monitors
opticaldrives
parallel cables
printer toner cartridges

3
A technician has a room of computers which are running very hot. The technician discovers that the heat sinks in thecomputers are very dusty. What should the technician use to clean the heat sinks?
mild cleaning solution
lint-free cloth
isopropyl alcohol
compressed air

4The performance of a computer is reduced after it has been using the Internet. Which three tools could be run to try to improve the performance of the computer? (Choosethree.)
Fdisk
Spyware Remover
Defrag
Disk Cleanup
a BIOS updater
Device Manager Utility

5
Why should an antistatic wrist strap be worn when working onelectronic equipment?
to prevent interference from clothing and loose jewelry
to equalize the electrical charge between a person and the equipment
to prevent clothing made ofsilk, polyester, or wool from generating a static charge
to draw static electricity away from a component and transfer it safely from equipment to a grounding pointAssessment System


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