Chapter 2 - IT Essentials - PC Hardware & Software
1 Refer to the exhibit. Which type of tool is shown in the graphic?
network traffic monitor
2 A technician has a room of computers which are running very hot. The technician discovers that the heat sinks in the computers are very dusty. What should the technician use to clean the heat sinks?
mild cleaning solution
3 A technician wants to limit the chances of ESD affecting his workspace. Which three precautions should be taken? (Choose three.)
Store all computer components in clear plastic bags.
Ensure antistatic mats are on the workbench and floor.
Wear an antistatic wrist strap.
Ensure that all flooring is carpeted.
Keep all components in antistatic bags.
Keep environment cool and dry.
4 Which two tools can help protect against ESD? (Choose two.)
antistatic wrist strap
5 A technician accidentally spills a cleaning solution on the floor of the workshop. Where would the technician find instructions on how to properly clean up and dispose of the product?
the material safety data sheet
the insurance policy of the company
the local hazardous materials team
the regulations provided by the Occupational Safety and Health Administration
6 The 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? (Choose three.)
a BIOS updater
Device Manager Utility
7 Which tool in Windows XP gives a technician access to initialize disks and create partitions?
8 Which tool should be used if a user needs to optimize space on a hard drive?
9 Which two types of tools can help protect a computer from malicious attacks? (Choose two.)
10 What is the proper way to dispose of outdated CRTs?
All of the components should be disposed of into landfills.
All of the components should be properly incinerated.
All of the components should be recycled whenever possible.
All of the components should be sealed in containers and disposed of into landfills.
11 Which condition refers to a reduced voltage level of AC power that lasts for a period of time?
12 What is recommended to remove dust from inside a computer case?
household vacuum cleaner
can of compressed air
13 Which three computer components contain hazardous materials and require special handling for disposal? (Choose three.)
printer toner cartridges
14 Refer to the exhibit. Which type of tool is presented in the graphic?
15 Which Windows XP command-line utility scans the critical files of the operating system and replaces any files that have been corrupted?
System File Checker
16 Which precaution should be taken when working around electronic devices?
Avoid using magnetized tools
Only use hand tools from the same vendor
Wear ESD protection to repair monitors in humid environments
Avoid using ESD wrist straps and ESD mats simultaneously
17 Which step should be performed first when servicing computer equipment?
Wipe down the exterior with a lint-free, damp soft cloth.
Open the case and check for any loose connections.
Turn off and remove the power source.
Replace any suspected bad components with known good components
18 Which condition refers to a sudden increase in voltage, which is usually caused by lightning?
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Labels: Chapter 2