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MPMC MCQ

MPMC MULTIPLE CHOICE QUESTION


   

1. A machine language instruction format consists of -

  •  Operation code field
  •  Operation code field & operand field
  •  Operand field
  •  none of the mentioned
        Operation code field & operand field

2. The instruction, MOV AX, 1234H is an example of -

  •  register addressing mode
  •  immediate addressing mode
  •  based indexed addressing mode
  •  direct addressing mode
      immediate addressing mode

3. The full form of FPGA is -

  •  Forward Programmable Gate Array
  •  Forward Parallel Gate Array
  •  Field Programmable Gate Array
  •  Field Parallel Gate Array
   Field Programmable Gate Array
  •  VHDL
  •  Verilog
  •  Both A and B
  •  None
      Both A and B

5. 8085 microprocessor has how many pins -

  •  41.
  •  39.
  •  40.
  •  30.
     40

6. What is SIM?

  •  Set interrupt mask.
  •  Sorting interrupt mask.
  •  Select interrupt mask.
  •  None of these
    Set interrupt mask.

7. The ROM programmed during manufacturing process itself is called -

  •  EPROM
  •  PROM
  •  EEPROM
  •  MROM
               EEPROM
              

8. The ROM programmed during manufacturing process itself is called -

  •  EPROM
  •  PROM
  •  EEPROM
  •  MROM
       View Answer
                          EEPROM
9. Output of the assembler in machine codes is referred to as -
  •  Source program
  •  Macroinstruction
  •  Object program
  •  Symbolic addressing
         Object program

10. The software used to drive microprocessor-based systems is called-

  •  firmware
  •  machine language code
  •  BASIC interpreter instructions
  •  assembly language
            assembly language

11. How many buses are connected as part of the 8085A microprocessor?

  •  8
  •  5
  •  3
  •  2
                 3

12. The items that you can physically touch in a computer system are called:-

  •  firmware
  •  hardware
  •  software
  •  none of the above
                  Hardware

13. ALU (Arithmetic and Logic Unit ) of 8085 microprocessor consists of-

  •  Accumulator, arithmetic, logic circuits and five flags
  •  Accumulator, arithmetic and logic circuits
  •  Accumulator, temporary register, arithmetic, logic circuits and five flags
  •  Accumulator, temporary register, arithmetic and logic circuits
                  Accumulator, temporary register, arithmetic, logic circuits and five flags

14. Register pair used to indicate memory-

  •  B and C
  •  D and E
  •  H and L
  •  W and Z
                 H and L

15. The Intel 8086 microprocessor is a _______ processor.

  •  16 bit
  •  32 bit
  •  8 bit
  •  4 bit
          16bit

16. In which year, 8086 microprocessor was introduced?

  •  1978
  •  1979
  •  1977
  •  1981
           1978

17. In 8086, Example for Non maskable interrupts are ________.

  •  rst6.5
  •  intr
  •  rst6.6
  •  trap
          Trap

18. RIM is used to check whether, _____

  •  The interrupt is Masked or not
  •  The write operation is done or not
  •  both 1 & 2
  •  None of these
                      The interrupt is Masked or not

19. The first digital computer build with IC chips was known as -

  •  Apple -1
  •  IBM 7090
  •  IBM system / 360
  •  VAX - 10
               IBM system / 360

20. Which of the following is used for manufacturing chips?

  •  Control bus
  •  Control unit
  •  Parity unit
  •  Semiconductor
                  Semiconductor

21. Which of following instruction subtract memory and carry from a,b

  •  AB[a,x,y]
  •  SBC[a,b]
  •  SUB[a,b,d]
  •  tst[a,b]
                  SBC[a,b]

22. Which of following load the stack pointer

  •  bgt
  •  LDS
  •  bhs
  •  RTS
 View Answer
LDS load the stack pointer

Comments

  1. Vignesh3 February 2021 at 22:02

    It's awesome because my model exam most of questions come from this blog
    Keep going

    ReplyDelete

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