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IT Essentials Chapter 3

18 Questions
IT essentials chapter 3

Revisin test for Chapter 3

Questions and Answers
  • 1. 
    • A. 

      Hard drive

    • B. 

      Optical drive

    • C. 

      Floppy drive

    • D. 

      LS120 drive

  • 2. 
    Which action is recommended to prevent the motherboard from contacting the metal base of the case?
    • A. 

      Ensure that the non-conductive side of the case is beneath the motherboard.

    • B. 

      Use standoffs to keep the motherboard above the metal base.

    • C. 

      Place a non-conductive barrier between the motherboard and the metal base.

    • D. 

      Use a self-adhesive non-conductive membrane on the underside of the motherboard.

  • 3. 
    What is a convenient way that a technician can tell whether a ribbon cable is for an IDE hard drive or a floppy drive?
    • A. 

      The IDE cable has a colored stripe on one edge.

    • B. 

      The floppy cable motherboard connector is normally gray.

    • C. 

      The IDE cable is gray.

    • D. 

      The floppy cable has a twist in the cable.

  • 4. 
    Which port is typically used for external wireless NICs?
    • A. 

      Parallel

    • B. 

      PS/2

    • C. 

      SCSI

    • D. 

      USB

  • 5. 
    A technician is assembling a new computer. Which two components are often easier to install before mounting the motherboard in the case? (Choose two.)
    • A. 

      CPU

    • B. 

      Memory

    • C. 

      NIC

    • D. 

      Sound card

    • E. 

      Video card

  • 6. 
    A field technician has been asked to install a wireless 802.11g NIC in a computer, but is unsure about the expansion slots available. Which two types of wireless NICs should the technician have available? (Choose two.)
    • A. 

      PCIe

    • B. 

      AGP

    • C. 

      SCSI

    • D. 

      PCI

    • E. 

      SATA

  • 7. 
    A technician is troubleshooting a computer that has a malfunctioning floppy drive. The technician observes that the floppy drive light remains lit constantly. How should the technician attempt to repair the problem?
    • A. 

      Remove the floppy drive using Add/Remove Hardware.

    • B. 

      Replace the floppy drive.

    • C. 

      Connect the data cable making sure that the colored stripe on the cable is aligned with pin 1 on the drive and the motherboard.

    • D. 

      Change the jumper setting to master for the floppy drive.

  • 8. 
    How many pins are in a SATA data cable connector?
    • A. 

      7

    • B. 

      34

    • C. 

      40

    • D. 

      80

    • E. 

      184

  • 9. 
    • A. 

      Berg

    • B. 

      Mini-Molex

    • C. 

      Molex

    • D. 

      20-pin ATX connector

  • 10. 
    A technician is installing a new CPU in a ZIF socket on a motherboard. What is the primary way of securing the CPU in place?
    • A. 

      Thermal compound

    • B. 

      Antistatic fasteners

    • C. 

      Load lever

    • D. 

      Screws

  • 11. 
    A technician has just finished assembling a new computer. When the computer is powered up for the first time, the POST discovers a problem. How does the POST indicate the error?
    • A. 

      It issues a number of short beeps.

    • B. 

      The LED on the front of the computer case flashes a number of times.

    • C. 

      It places an error message in the BIOS.

    • D. 

      It locks the keyboard.

  • 12. 
    Which solution should be used to clean a CPU and a heat sink?
    • A. 

      Soap and water

    • B. 

      Rubbing alcohol

    • C. 

      A diluted ammonia solution

    • D. 

      Isopropyl alcohol

  • 13. 
    A technician is installing a new power supply in a computer. Which type of power connector should be used to connect to a floppy drive?
    • A. 

      Molex

    • B. 

      20-pin ATX connector

    • C. 

      SATA connector

    • D. 

      Berg

  • 14. 
    After a technician has assembled a new computer, it is necessary to configure the BIOS. At which point must a key be pressed to start the BIOS setup program?
    • A. 

      Before the computer is powered on

    • B. 

      During the Windows load process

    • C. 

      During the POST

    • D. 

      After the POST, but before Windows starts to load

  • 15. 
    Which internal component of a computer uses a 3-pin power connector?
    • A. 

      Floppy drive

    • B. 

      Hard drive

    • C. 

      Sound card

    • D. 

      Fan

  • 16. 
    Which additional 4-pin or 6-pin power connector is required by some motherboards?
    • A. 

      AUX

    • B. 

      Berg

    • C. 

      Parallel

    • D. 

      SCSI

  • 17. 
    When building a computer, which two components are normally installed in 3.5-inch drive bays? (Choose two.)
    • A. 

      Hard drive

    • B. 

      Optical drive

    • C. 

      Floppy drive

    • D. 

      Flash drive

    • E. 

      Video card

  • 18. 
    What is the most reliable way for users to buy the correct RAM to upgrade a computer?
    • A. 

      Buy RAM that is the same color as the memory sockets on the motherboard.

    • B. 

      Ensure that the RAM chip is the same size as the ROM chip.

    • C. 

      Check the motherboard manual or manufacturer’s website.

    • D. 

      Ensure that the RAM is compatible with the peripherals installed on the motherboard.