CT (ch1-7,11)

30 Questions

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Computed Tomography Quizzes & Trivia

Questions and Answers
  • 1. 
    Which of the following does NOT contribute to a good working environment when assembling and disassembling computer?
    • A. 

      Lightings should be adequate

    • B. 

      Room should be well ventilation

    • C. 

      Tools should be cluttered on the workbench

    • D. 

      Workbench should be accessible from all sides

  • 2. 
    If you need to add a second hard drive and more memory to a computer, what should you do first?
    • A. 

      Back up all the data.

    • B. 

      Run scandisk on the current hard drive.

    • C. 

      Upgrade the BIOS with the newest version.

    • D. 

      Determine the amount of RAM that is in the system.

  • 3. 
    Which one of the following is the power connector used for HDD?
    • A. 

      ATX

    • B. 

      AUX

    • C. 

      Berg

    • D. 

      Molex

  • 4. 
    David had just completed building his new computer. He realized that the activities light of the FDD is always ON, what is the fault he had made?
    • A. 

      HDD data cable is used

    • B. 

      No data cable is connected

    • C. 

      The pin 1 of the data cable is with the pin 1 of the connector

    • D. 

      The pin 1 of the data cable is not align with the pin 1 of the connector

  • 5. 
    John found out lately that when he switched on his computer, he needs to set the system time before he could proceed with the boot up process. What could be the possible cause of this behavior?
    • A. 

      The power supply unit is flat

    • B. 

      The CMOS battery is flat

    • C. 

      The CPU clock is not working

    • D. 

      The system clock is not working

  • 6. 
    Power supply converts AC to DC voltage. What are the typical voltages that the power supply provides?
    • A. 

      2.2, 5, 12 V

    • B. 

      3.3, 5, 12 V

    • C. 

      2.2, 5.5, 12.12 V

    • D. 

      3.3, 5.5, 12.12 V

  • 7. 
    Power supply is rated by _________.
    • A. 

      Ampere

    • B. 

      Ohms

    • C. 

      Voltage

    • D. 

      Wattage

  • 8. 
    POST stands for __________________.
    • A. 

      Power On Self Test.

    • B. 

      Power Off Self Test.

    • C. 

      Power On System Test.

    • D. 

      Power Off Self Test.

  • 9. 
    What does RAM stands for?
    • A. 

      Real Access Memory

    • B. 

      Ready Access Memory

    • C. 

      Rapid Access Memory

    • D. 

      Random Access Memory

  • 10. 
    Which of the following best explains the use of SRAM in cache memory?
    • A. 

      SRAM is faster than DRAM

    • B. 

      DRAM is faster than SRAM

    • C. 

      SRAM has a large capacity

    • D. 

      DRAM has a large capacity

  • 11. 
    Which of the following best explains the word volatile?
    • A. 

      The contents are never stored

    • B. 

      The contents are stored when the computer is powered off

    • C. 

      The contents are erased when the computer is powered on

    • D. 

      The contents are erased when the computer is powered off

  • 12. 
    John just joined a new company as an IT support technician. He was supporting the company’s computer servicing and repair. He came across an old computer which had a RAM that has 72-pin and required to be installed in 45 degree angle and push upright. What kind of RAM is this?
    • A. 

      SIMM

    • B. 

      DIMM

    • C. 

      RIMM

    • D. 

      SODIMM

  • 13. 
    Which one of the following can help conduct heat away from the CPU?
    • A. 

      Plastic membrane

    • B. 

      Thermal compound

    • C. 

      Metal rod

    • D. 

      ESD Mat

  • 14. 
    A computer system consists of hardware and software components. Which of the following is NOT a hardware component of a computer system?
    • A. 

      Keyboard

    • B. 

      Monitor

    • C. 

      Mouse

    • D. 

      Thumb Drive

  • 15. 
    Which of the following is NOT part of a Window Disk Management Tool?
    • A. 

      Defrag.

    • B. 

      Scandisk.

    • C. 

      Disk Management.

    • D. 

      Internet Information Services.

  • 16. 
    The yellow colored wire from the power supply has a voltage of +12V. What is the main use of +12V?
    • A. 

      Complete circuit with other voltage.

    • B. 

      Power ISA bus and early PROMS.

    • C. 

      Power drive motor, fans, cooling devices and system bus slots.

    • D. 

      Power newer CPUs, some type of system memory and AGP video card.

  • 17. 
    DIMM stands for _______________________________.
    • A. 

      Dual In-line Memory Module.

    • B. 

      Digital In-line Memory Module.

    • C. 

      Double In-line Memory Module.

    • D. 

      Dynamic In-line Memory Module.

  • 18. 
    When upgrading a CPU, there are a few requirements that must be met. Which of the following is NOT a valid requirement when upgrading a CPU?
    • A. 

      The new CPU must operate with the existing RAM.

    • B. 

      The new CPU must fit into the existing CPU socket.

    • C. 

      The new CPU must operate with the existing operating system.

    • D. 

      The new CPU must be compatible with the motherboard chip set.

  • 19. 
    What is the maximum data speed of USB2.0 in Mbps?
    • A. 

      15

    • B. 

      54

    • C. 

      480

    • D. 

      1000

  • 20. 
    Which one of the following is an advantage of using a laptop over a desktop?
    • A. 

      Portability.

    • B. 

      Lower cost.

    • C. 

      Better performance.

    • D. 

      Higher Screen resolution.

  • 21. 
    How is the printing speed of a laser printer measured?
    • A. 

      Prints per minute

    • B. 

      Pages per minute

    • C. 

      Pixels per minute

    • D. 

      Pictures per minute

  • 22. 
    What is laptop expansion memory called?
    • A. 

      DIMM

    • B. 

      SIMM

    • C. 

      RIMM

    • D. 

      SODIMM

  • 23. 
     How is the resolution of a scanner measured?
    • A. 

      Cpi

    • B. 

      Dpi

    • C. 

      Ppi

    • D. 

      Kpi

  • 24. 
    Identify the color typically used for the keyboard port.
    • A. 

      Red

    • B. 

      Blue

    • C. 

      Green

    • D. 

      Purple

  • 25. 
    The IEEE 1394 interface is also known as
    • A. 

      FireWire

    • B. 

      PATA

    • C. 

      SATA

    • D. 

      USB 2.0

  • 26. 
    Which of the following can cause a computer to reboot often?
    • A. 

      A RAM upgrade

    • B. 

      A software upgrade

    • C. 

      A power outage

    • D. 

      An overheating processor

  • 27. 
    How do you determine which drive is the master drive in a parallel IDE system?
    • A. 

      The newer drive

    • B. 

      The jumper settings

    • C. 

      A twist in the cable

    • D. 

      The device that was installed first

  • 28. 
    Your system has become sluggish after you’ve owned it for nine months. What is the first thing you should do to improve performance?
    • A. 

      Add more RAM.

    • B. 

      Upgrade the CPU.

    • C. 

      Add a larger hard drive.

    • D. 

      Defragment the hard drive.

  • 29. 
    Which of the following will you find in an inkjet printer?
    • A. 

      It has an ink ribbon.

    • B. 

      It has an ink cartridge.

    • C. 

      It uses toner powder.

    • D. 

      It has a high voltage power supply.

  • 30. 
    Which one of the following is NOT a hazardous material from discarded computer equipment?
    • A. 

      Cadmium

    • B. 

      Carbon

    • C. 

      Lead

    • D. 

      Mercury