3C051 CDC Vol. 1

73 Questions | Attempts: 1115
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CDC Quizzes & Trivia

This is all URE questions from Volume 1 of the 3C051 CDC (As of 2009)


Questions and Answers
  • 1. 
    (001) What is the first job the basic input/output system (BIOS) does at start up?
    • A. 

      Run memory byte count.

    • B. 

      Test for parity errors.

    • C. 

      Load instructions to random access memory (RAM).

    • D. 

      Run the power-on self-test.

  • 2. 
    (001) Which original component was very susceptible to damage from electrostatic discharge?
    • A. 

      Read-only memory (ROM).

    • B. 

      Basic input/output system (BIOS).

    • C. 

      Complementary metal-oxide semiconductor (CMOS).

    • D. 

      Electrically erasable programmable read-only memory (EEPROM).

  • 3. 
    (001) Which component uses a lithium battery to maintain computer settings when power is removed?
    • A. 

      Read-only memory (ROM).

    • B. 

      Basic input/output system (BIOS).

    • C. 

      Complementary metal-oxide semiconductor (CMOS).

    • D. 

      Electrically erasable programmable read-only memory (EEPROM).

  • 4. 
    (001) What is considered as nonvolatile permanent memory?
    • A. 

      Read-only memory (ROM).

    • B. 

      Basic input/output system (BIOS).

    • C. 

      Complementary metal-oxide semiconductor (CMOS).

    • D. 

      Electrically erasable programmable read-only memory (EEPROM).

  • 5. 
    (001) What is a form of firmware that contains the computer's startup instructions?
    • A. 

      Basic input/output system (BIOS).

    • B. 

      Complementary metal-oxide semiconductor (CMOS).

    • C. 

      Cache.

    • D. 

      Electrically erasable programmable read-only memory (EEPROM).

  • 6. 
    (001) What static RAM (SRAM) uses special applications in a CPU?
    • A. 

      Basic input/output system (BIOS).

    • B. 

      Complementary metal-oxide semiconductor (CMOS).

    • C. 

      Cache.

    • D. 

      Electrically erasable programmable read-only memory (EEPROM).

  • 7. 
    (001) On most modern computers, which has two or three levels of memory?
    • A. 

      Complementary metal-oxide semiconductor (CMOS).

    • B. 

      Cache.

    • C. 

      Double Data Random Access Memory (DDRAM).

    • D. 

      Electrically erasable programmable read-only memory (EEPROM).

  • 8. 
    (001) Actively sampling the status of an external device by a client program is know as
    • A. 

      Polling

    • B. 

      Signaling

    • C. 

      Processing

    • D. 

      Multitasking

  • 9. 
    (002) What is defined as an asynchronous signal from a computer hardware device indicating the need for attention from a central processing unit (CPU) or a synchronous event?
    • A. 

      Cache

    • B. 

      Buffer

    • C. 

      Interface

    • D. 

      Interrupt

  • 10. 
    (002) What interrupt request (IRQ) line number is normally used for the floppy disk controller?
    • A. 

      2

    • B. 

      4

    • C. 

      6

    • D. 

      8

  • 11. 
    (002) Which term describes that data is whole or complete?
    • A. 

      Driver

    • B. 

      Parity bit

    • C. 

      Data integrity

    • D. 

      Error correction

  • 12. 
    (002) What is considered as a technique or method of checking data?
    • A. 

      Asynchronous

    • B. 

      Parity bit

    • C. 

      Interrupt

    • D. 

      Fault

  • 13. 
    (002) Which is a very simple example of an error detecting code?
    • A. 

      Interrupt

    • B. 

      Parity bit

    • C. 

      Asyncronous

    • D. 

      Data integrity

  • 14. 
    (002) What component initializes communication with all hardware devices and sends a message if a keyboard or mouse is not found?
    • A. 

      Read-only memory (ROM)

    • B. 

      Basic input output system (BIOS)

    • C. 

      Complementary metal-oxide semiconductor (CMOS)

    • D. 

      Electrically erasable programmable read-only memory (EEPROM)

  • 15. 
    (002) Which is a small, low-level program used by the computer operating system to interact with hardware devices?
    • A. 

      Basic input output system (BIOS)

    • B. 

      Driver

    • C. 

      Parity

    • D. 

      Interrupt

  • 16. 
    (003) What is the sudden and momentary electric current that flows between two objects at different electrical potentials?
    • A. 

      Voltage

    • B. 

      Amperage

    • C. 

      Conductivity

    • D. 

      Electrostatic discharge

  • 17. 
    (003) Static electricity remains intact until it is
    • A. 

      Absorbed

    • B. 

      Dissolved

    • C. 

      Discharged

    • D. 

      Neutralized

  • 18. 
    (003) Under what class of electrostatic discharge (ESD) would an item fall if it was sensitive to 900 volts?
    • A. 

      I

    • B. 

      II

    • C. 

      III

    • D. 

      IV

  • 19. 
    (003) Electrostatic discharge (ESD) items sensitive to more than 4,000 but less than 15,000 volts fall into category
    • A. 

      I

    • B. 

      II

    • C. 

      III

    • D. 

      IV

  • 20. 
    (003) What measure would you take to prevent the build up of static electricity?
    • A. 

      Ground the electrostatic discharge sensitive (ESDS) device

    • B. 

      Check the relative humidity

    • C. 

      Disconnect the circuit from the device

    • D. 

      Turn the power switch to the off position

  • 21. 
    (003) What is the first step you must take when either installing or removing an electrostatic discharge sensitive device (ESDS)?
    • A. 

      Ground the ESDS device

    • B. 

      Check the relative humidity level

    • C. 

      Disconnect the circuit from the device

    • D. 

      Turn the power switch to the off position

  • 22. 
    (004) The process of collecting and analyzing data to determine the cause of an operational failure and how to prevent it from recurring is called
    • A. 

      Fault isolation

    • B. 

      Event evaluation

    • C. 

      Process investigation

    • D. 

      Analytical consideration

  • 23. 
    (004) In which troubleshooting step would you determine which conditions are present?
    • A. 

      Define the problem

    • B. 

      Isolate the problem

    • C. 

      Resolve the problem

    • D. 

      Confirm the resolution

  • 24. 
    (004) In which troubleshooting step would you confirm a dilemma exists?
    • A. 

      Define the problem

    • B. 

      Isolate the problem

    • C. 

      Resolve the problem

    • D. 

      Confirm the resolution

  • 25. 
    (004) In which troubleshooting step would you identify likely causes and eliminate unlikely causes?
    • A. 

      Define the problem

    • B. 

      Isolate the problem

    • C. 

      Resolve the problem

    • D. 

      Confirm the resolution

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