Computer Organization And Architecture: Quiz!

20 Questions | Total Attempts: 307

SettingsSettingsSettings
Please wait...
Computer Organization And Architecture: Quiz!

.


Questions and Answers
  • 1. 
    The instruction, Add R1,R2,R3 in RTN is _______
    • A. 

      R3=R1+R2+R3  

    • B. 

       R3<-[R1]+[R2]+[R3]

    • C. 

      R3=[R1]+[R2]

    • D. 

      R3<-[R1]+[R2]

    • E. 

      Option 5

  • 2. 
    What characteristics of RAM makes it not suitable for permanent memory?
    • A. 

      To slow

    • B. 

      Unreliable

    • C. 

      Volatile in nature 

    • D. 

      None of the above 

  • 3. 
    Computers use addressing mode technique for:
    • A. 

      Giving programming versatility  to the user by providing facilities by providing facilities as pointers to memory computer for loop control

    • B. 

      To reduce numbers of bits in the field of instruction

    • C. 

      Specifying rules for modifying or interpreting address field of the instruction

    • D. 

      All of the above 

  • 4. 
    The circuit used for store the one bit of data is known as:
    • A. 

      Register 

    • B. 

      Encoder

    • C. 

      Decoder

    • D. 

      Flip-flop

  • 5. 
    The average time required to reach a storage location in memory and obtain its content is called the?
    • A. 

      Seek time 

    • B. 

      Turn around time

    • C. 

      Access time 

    • D. 

      Transfer time

  • 6. 
    Which of the following is the lowest in memory hierarchy?
    • A. 

      Cache memory 

    • B. 

      Secondary memory

    • C. 

      RAM

    • D. 

      Register

  • 7. 
    The addressing mode used in an instruction of the form ADD X Y  is 
    • A. 

      Absolute 

    • B. 

      Indirect 

    • C. 

      Index

    • D. 

      None of these 

  • 8. 
    Logic gates with a set of  input and output are arrangement of:
    • A. 

      Combinational circuit 

    • B. 

      Logic circuit 

    • C. 

      Design circuit 

    • D. 

      Register 

  • 9. 
    A group of bits that tell the computer to perform a specific operation is known as:
    • A. 

      Instruction code 

    • B. 

      Micro operation

    • C. 

      Accumulator 

    • D. 

      Register 

  • 10. 
    The combination between components in a microcomputer  takes place via the address and:
    • A. 

      I/O bus

    • B. 

      Data bus 

    • C. 

      Address bus 

    • D. 

      Control lines 

  • 11. 
    Data input command is just the opposite of a:
    • A. 

      Test command 

    • B. 

      Control command 

    • C. 

      Data output 

    • D. 

      Data channel

  • 12. 
    A binary digit is called:
    • A. 

      Byte 

    • B. 

      Bit

    • C. 

      Register 

    • D. 

      Character 

  • 13. 
    The operation executed in data and stored in the register is called :
    • A. 

      Macro operation 

    • B. 

      Micro operation

    • C. 

      Bit operation 

    • D. 

       byte operation 

  • 14. 
    An interface that provides the method for transferring binary information between internal storage and external devices is called
    • A. 

      I/O interface 

    • B. 

      Input interface 

    • C. 

      Output interface 

    • D. 

      I/O bus

  • 15. 
    A register capable of shifting is bits either left or right is called 
    • A. 

      Parallel register 

    • B. 

      Sequence register 

    • C. 

      Shift register 

    • D. 

      Storage register 

  • 16. 
    Which of the following is the main memory?
    • A. 

      Secondary memory 

    • B. 

      Auxiliary memory 

    • C. 

      Cache memory

    • D. 

      Virtual memory 

  • 17. 
    A group of bits that tells the computer to perform a specific operation is known as:
    • A. 

      Instruction code 

    • B. 

      Micro operation

    • C. 

      Accumulator 

    • D. 

      Register 

  • 18. 
    Von Neumann architecture is __________
    • A. 

      SISD

    • B. 

      MIMD

    • C. 

      SIMD

    • D. 

      MISD

  • 19. 
    What is meant by a dedicated computer?
    • A. 

      Which is used by a only one person

    • B. 

      Which is assigned to only one task

    • C. 

      Which does one kind of software 

    • D. 

      Which is meant to application software only 

  • 20. 
    The most common addressing techniques used by CPU is:
    • A. 

      Indirect addressing techniques

    • B. 

      Direct addressing techniques

    • C. 

      Immediate addressing techniques

    • D. 

      All of the above 

Back to Top Back to top