Cccklc003 – CPU

17 Questions

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CPU Quizzes & Trivia

CCCKLC003 - CPU


Questions and Answers
  • 1. 
    Which component is called the ‘brain’ of a computer?  
    • A. 

      Peripheral

    • B. 

      Main memory (RAM)

    • C. 

      CPU

    • D. 

      ALU

  • 2. 
    Which of the followings is NOT the function of the central processing unit?   
    • A. 

      Executes computer instructions

    • B. 

      Processes data

    • C. 

      Stores programs and data permanently

    • D. 

      Communicates with other devices to perform tasks

  • 3. 
    What is an ALU?
    • A. 

      Aero Linguistic Utility

    • B. 

      Arithmetic and Logic Unit

    • C. 

      Another Liberal University

  • 4. 
    Which part of the CPU is responsible for the decoding of computer instructions?  
    • A. 

      Arithmetic and logic unit

    • B. 

      Control Unit

    • C. 

      Registers

    • D. 

      Bus line

  • 5. 
    In a CPU machine cycle, ‘fetch’ is the step which ____________
    • A. 

      Get the program/data from main memory

    • B. 

      Translate the program to code which the computer could understand

    • C. 

      Execute the command

    • D. 

      Write the execution result back to RAM

  • 6. 
    In a CPU machine cycle, ‘decode’ is the step which ____________
    • A. 

      Get the program/data from main memory

    • B. 

      Translate the program to code which the computer could understand

    • C. 

      Execute the command

    • D. 

      Write the execution result back to RAM

  • 7. 
    In a ‘machine cycle’ the CPU ‘run’ instructions.  What is the sequence of steps?
    • A. 

      Fetch -> Execute -> Decode -> Store

    • B. 

      Decode -> Execute -> Fetch -> Store

    • C. 

      Fetch -> Decode -> Execute -> Store

    • D. 

  • 8. 
    In a CPU machine cycle, which of the following step involves the ALU?
    • A. 

      Fetch

    • B. 

      Decode

    • C. 

      Execute

    • D. 

      Store

  • 9. 
    In a CPU machine cycle, which of the following step does NOT involve the CU (Control Unit)?
    • A. 

      Fetch

    • B. 

      Decode

    • C. 

      Execute

    • D. 

      Store

  • 10. 
    In a CPU machine cycle, the CPU retrieve/get computer instruction/program from ___________ .  After execution, the CPU store the result to ____________ .
    • A. 

      Control Unit; Control Unit

    • B. 

      Main memory; main memory

    • C. 

      ALU; CU

    • D. 

      RAM; ROM

  • 11. 
    In a computer, we can describe the ‘bus’ as:
    • A. 

      A vehicle for transportation

    • B. 

      A common device which connect the computer to external networks

    • C. 

      Physical lines which connects CPU and other devices

    • D. 

      A type of twisted-pair cable

  • 12. 
    CPU controls all other components in the computer.  True or false?
    • A. 

      True

    • B. 

      False

  • 13. 
    The memory unit(s) inside a CPU is/are called ____________ .
    • A. 

      RAM

    • B. 

      Main memory

    • C. 

      Registers

    • D. 

      ALU

  • 14. 
    Which of the followings is not a type of bus?
    • A. 

      Address bus

    • B. 

      Memory bus

    • C. 

      Control bus

    • D. 

      Data bus

  • 15. 
    A computer system can have more than one CPU.  True or false?
    • A. 

      True

    • B. 

      False

  • 16. 
    Use the internet to search for the following information (e.g. go to www.wikipedia.org ): “Intel Pentium D” is a type of CPU.  Its maximum clock rate is ___________ and word size is ____________ .  
    • A. 

      3.73 GHz; 32 bits

    • B. 

      3.8 GHz; 32 bits

    • C. 

      3.73 GHz; 64 bits

    • D. 

      3.8 GHz; 64 bits

  • 17. 
    Use the internet to search for the following information (e.g. go to www.wikipedia.org ): Which of the followings is NOT a CPU?
    • A. 

      Intel Atom N470

    • B. 

      GeForce 6200

    • C. 

      AMD Phenom II