Sunday, 14 February 2016

IT Essentials v6.0 Chapter 1 Exam Answers

  1. What are two factors that must be considered when choosing a computer case? (Choose two.)

    • the size of the monitor
    • the speed of the memory
    • the number of internal drive locations
    • the size of the motherboard and the power supply
    • the number of LED indicators at the front of the case
  2. A technician looks at a motherboard and sees a 24-pin connector. What component would connect to the motherboard through the use of this 24-pin connector?

    • power supply
    • video card
    • PATA optical drive
    • SATA drive
    • floppy drive
  3. What electrical unit refers to the number of electrons moving through a circuit per second?

    • current
    • voltage
    • resistance
    • power
  4. What characteristic of electricity is expressed in watts?

    • the amount of work required to move electrons through a circuit
    • the resistance to the flow of current in a circuit
    • the amount of electrons flowing through a circuit per second
    • the work required to move electrons through a circuit multiplied by the number of electrons flowing through a circuit per second
  5. Which type of memory is primarily used as cache memory?

    • DRAM
    • RAM
    • ROM
    • SRAM
  6. Refer to the exhibit. Which type of adapter is shown?

    ITE Chapter 1 Exam 001
    • sound
    • RAID
    • video
    • network interface
  7. Which component controls the communications and interactions between the CPU and other components on the motherboard?

    • RAM
    • BIOS
    • CMOS
    • chipset
  8. Which two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)

    • communication between the CPU and the I/O ports
    • access to the RAM
    • communication between the CPU and the hard drive
    • access to the video card
    • communication between the CPU and the sound card
  9. Which unit of measurement is used to indicate the hard drive speed?

    • revolutions per minute
    • gigabytes
    • pages per minute
    • clusters per minute
  10. Which type of interface was originally developed for high-definition televisions and is also popular to use with computers to connect audio and video devices?

    • FireWire
    • DVI
    • HDMI
    • USB
    • VGA
  11. Which two devices are considered input devices? (Choose two.)

    • biometric authentication device
    • printer
    • digital camera
    • projector
    • speakers
  12. What is indicated by the contrast ratio of a monitor?

    • the difference in the intensity of light between the brightest white and darkest black that can be displayed
    • how often the picture image is refreshed
    • the total number of pixels that make up the picture
    • the ratio of the horizontal and vertical viewing areas of the monitor
  13. What type of connector can be used to connect an internal hard drive to the motherboard?

    • USB
    • SATA
    • eSATA
    • Thunderbolt
  14. Which two factors must be considered when replacing old RAM modules in a PC? (Choose two.)

    • The new RAM must be compatible with BIOS or UEFI.
    • The new RAM must be compatible with the motherboard.
    • The speed of the new RAM must be supported by the chipset.
    • The power supply must provide the voltage that is requred by the new RAM.
    • The new RAM must match the old RAM in terms of capacity and speed.
  15. Which term is used to define the wires on a motherboard that move data from one part of a computer to another?

    • bus
    • I/O card
    • bridge
    • chipset
  16. When a new PC is being built, which component has the most influence when selecting the case and power supply?

    • video card
    • sound card
    • RAM module
    • motherboard
    • hard disk type
  17. What is the function of the power supply?

    • to convert AC power into a lower voltage DC power
    • to convert AC power into a higher voltage DC power
    • to convert DC power into a lower voltage AC power
    • to convert DC power into a higher voltage AC power
  18. Which two considerations would be of the greatest importance when building a workstation that will run multiple virtual machines? (Choose two.)

    • amount of RAM
    • number of CPU cores
    • water cooling
    • powerful video card
    • high-end sound card
  19. A user playing a game on a gaming PC with a standard EIDE 5400 RPM hard drive finds the performance unsatisfactory. Which hard drive upgrade would improve performance while providing more reliability and more energy efficiency?

    • a 7200 RPM EIDE hard drive
    • a 7200 RPM SATA hard drive
    • a 10,000 RPM SATA hard drive
    • an SSD
  20. What three components should be included in a computer that is used to create TV commercials and music videos? (Choose three.)

    • extra DIN-6 ports
    • specialized video card
    • extra PS/2 ports
    • large and fast hard drives
    • VGA adaptors
    • specialized audio card
  21. What are two hardware requirements for computers that will be used to run multiple virtual machines? (Choose two.)

    • large amounts of RAM
    • a multicore CPU
    • a high resolution video card
    • a high speed wireless adapter
    • multiple monitors
  22. Which memory technology allows two memory modules to be accessed at the same time?

    • dual channel
    • double-sided
    • SRAM
    • ECC
  23. Which security feature in modern CPUs protects memory areas that contain part of the operating system from malware attacks?

    • encryption
    • TPM
    • execute disable bit
    • LoJack
  24. Drag the description on left to its RAID level on the right



  1. Dis is nice,I score 95.7%. Although questions 10 & 20 are having only one answer. Mayb is a mistake 4rm d Admin,pls help us upgrade d answer!!

  2. yo thanks i scored..........90.7 nice one yo cool i rate u 5 star but no 10 and 20 is having only one answer instead of two. thanks


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