IT Essentials Chapter 2 V5.0

20 Questions | Total Attempts: 789

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IT Essentials Quizzes & Trivia

We are living in a world, which has been turned into a small global village, all thanks to technology. In the heart of technology, lie Information Technology and whose essentials are tested in the quiz below. All the best.


Questions and Answers
  • 1. 
     Which tool in Windows XP gives a technician access to initialize disks and create partitions? 
    • A. 

      Defrag

    • B. 

      Scandisk

    • C. 

      Disk Management

    • D. 

      Format

    • E. 

      Disk Cleanup

  • 2. 
    Which Windows XP command-line utility scans the critical files of the operating system and replaces any files that have been corrupted?
    • A. 

      System File Checker

    • B. 

      Disk Cleanup

    • C. 

      Scan System

    • D. 

      Defrag

    • E. 

      Disk Management

    • F. 

      Chkdsk

  • 3. 
    Which two types of tools can help protect a computer from malicious attacks? (Choose two.) 
    • A. 

      Disk Management

    • B. 

      Spyware Remover

    • C. 

      Antivirus Software

    • D. 

      Disk Cleanup

    • E. 

      Scandisk

    • F. 

      Fdisk

  • 4. 
    A technician wants to limit the chances of ESD affecting the workspace. Which three precautions should be taken? (Choose three.)
    • A. 

      Ensure antistatic mats are on the workbench and floor

    • B. 

      Keep humidity in the enviroment very low

    • C. 

      Ensure that all flooring is carpeted

    • D. 

      Wear antistatic wrist strap

    • E. 

      Keep all components in antistatic bags

    • F. 

      Store all computer in clear plastic bags

  • 5. 
    What are two significant sources of EMI? (Choose two.)
    • A. 

      Infrared Mice

    • B. 

      Electrical Storms

    • C. 

      RAM Modules

    • D. 

      Power Lines

    • E. 

      LCD Monitors

  • 6. 
    Which precaution should be taken when working inside computer systems? 
    • A. 

      Avoid using magnetized tools.

    • B. 

      Wear ESD protection to repair monitors in humid environments

    • C. 

      Leave the power cord attached to an outlet for grounding

    • D. 

      Avoid using ESD wriststraps and ESD mats simultaneously

  • 7. 
     Which cleaning solution is recommended to clean the contacts of computer components?
    • A. 

      Isopropyl alcohol

    • B. 

      Glass cleaner with ammonia

    • C. 

      Water that is mixed with a small amount of dishwashing liquid

    • D. 

      Rubbing alcohol

  • 8. 
    Why should a pencil never be used as a tool when working inside a computer? 
    • A. 

      Pencil lead is conductive.

    • B. 

      The lead in a pencil can induce current

    • C. 

      A pencil can hold a static charge.

    • D. 

      Pencil lead is corrosive

  • 9. 
    The performance of a computer is reduced after using the Internet. Which three tools could be run to try to improve the performance of the computer? (Choose three.) 
    • A. 

      Fdisk

    • B. 

      A BIOS updater

    • C. 

      Spyware remover

    • D. 

      Defrag

    • E. 

      Disk Cleanup

    • F. 

      Device Manager

  • 10. 
    Why is documentation of all services and repairs an important organizational tool for a technician? 
    • A. 

      It allows the public sharing of information on the Internet.

    • B. 

      It increases the cost of services and repairs

    • C. 

      It reduces the technical skills required of new technicians.

    • D. 

      It provides reference material for similar problems when they are encountered in the future

  • 11. 
    How does an inline UPS protect computer equipment against electrical power brownouts and blackouts?
    • A. 

      By stopping the flow of voltage to the computer

    • B. 

      By grounding excess electrical voltage

    • C. 

      By switching from main power to a standby power source

    • D. 

      By using a battery to supply a constant level of voltage

  • 12. 
    Which two actions pose a potential safety hazard to a technician? (Choose two.)
    • A. 

      Standing on an antistatic mat while working on a computer

    • B. 

      Plugging a printer into an UPS

    • C. 

      Using a magnetic screwdriver while working on a hard drive

    • D. 

      Cleaning the inside of the computer while it is turned on

    • E. 

      Wearing a wrist strap while working inside a power supply

  • 13. 
    Which circumstance increases the likelihood of ESD damage to a computer?
    • A. 

      Self grounding against the computer case

    • B. 

      Using a magnetic screwdriver while working on a hard drive

    • C. 

      Plugging a printer into an UPS

    • D. 

      Working in low levels of humidity

  • 14. 
    Which tool is designed to loosen or tighten crosshead screws? 
    • A. 

      Torx driver

    • B. 

      Phillips screwdriver

    • C. 

      Flat head screwdriver

    • D. 

      Hex driver

  • 15. 
    Which tool could potentially cause data loss on hard disk or floppy drives? 
    • A. 

      Compressed air

    • B. 

      A magnetic screwdriver

    • C. 

      A lead pencil

    • D. 

      A computer vacuum cleaner

  • 16. 
    Which condition refers to a reduced voltage level of AC power that lasts for an extended period of time?
    • A. 

      Sag

    • B. 

      Spike

    • C. 

      Surge

    • D. 

      Brownout

  • 17. 
    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?
    • A. 

      The local hazardous materials team

    • B. 

      The insurance policy of the company

    • C. 

      The material safety data sheet

    • D. 

      The regulations provided by the local occupational health and safety administration

  • 18. 
    Which two devices commonly affect wireless networks? (Choose two.) 
    • A. 

      Microwaves

    • B. 

      Cordless

    • C. 

      Phone

    • D. 

      External hard drives

    • E. 

      Home theaters

    • F. 

      Blu-ray players

    • G. 

      Incandescent light bulbs

  • 19. 
    What is a proper directive for using a can of compressed air to clean a PC? 
    • A. 

      Use a long, steady stream of air from the can.

    • B. 

      Do not spray the compressed air with the can upside down.

    • C. 

      Spray the CPU cooling fan with the compressed air to verify that the fan blade is spinning freely

    • D. 

      Do not use compressed air to clean a CPU fan.

  • 20. 
    Which type of fastener is loosened and tightened with a hex driver?
    • A. 

      Six sided bolt

    • B. 

      Cross head screw

    • C. 

      Slotted screw

    • D. 

      Torx bolt

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