Cisco IT Essentials Chapter 2 Exam
Which tool should be used if a user needs to optimize space on a hard drive?
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
Which condition refers to a sudden and dramatic increase in voltage, which is usually caused by lightning?
Which three computer components contain hazardous materials and require special handling for disposal? (Choose three.)
printer toner cartridges
Why should an antistatic wrist strap be worn when working on electronic equipment?
to prevent interference from clothing and loose jewelry
to equalize the electrical charge between a person and the equipment
to prevent clothing made of silk, 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 point
Why is documentation of all services and repairs an important organizational tool for a technician?
It allows for public sharing on the Internet.
It increases the cost of services and repairs.
It minimizes the requirements that are used when hiring new technicians.
It provides reference material for similar problems when such problems are encountered in the future.
Refer to the exhibit. Which type of tool is shown in the graphic?
network traffic monitor
Which two tools can help protect against ESD? (Choose two.)
antistatic wrist strap
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.
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
How does a technician discharge static buildup?
touching the painted part of the computer case
touching an unpainted part of the computer case
touching an antistatic wrist strap before touching any computer equipment
touching an antistatic mat before touching any computer equipment
What are two significant sources of EMI? (Choose two.)
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
isopropyl alcohol __ << __ !!! In chapter 3 is this answer !!!
Which two types of tools can help protect a computer from malicious attacks? (Choose two.)
Which computer components must a technician never try to work on when wearing an antistatic wrist strap?
Which two tools are recommended for cleaning a PC? (Choose two.)
mild abrasive detergent
Which two devices commonly affect wireless LANs? (Choose two.)
incandescent light bulbs
external hard drives
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.
Refer to the exhibit. Which type of tool is presented in the graphic?
Which tool in Windows XP gives a technician access to initialize disks and create partitions?