Microprocessor MCQ For Freshers & Experienced

  • Question 1) Which of the correct statements for Intel 8085 ?
  • Question 2) What are the Processor status word of 8085 microprocessor?
  • Question 3) What is the microprocessor comprises?
  • Question 4) What is the store by register?
  • Question 5) What is the full form of BCD?
  • Question 6) The data in the stack is called
  • Question 7) PROM stand for:
  • Question 8) Which of the following doesn't control bus signal?
  • Question 9) Customized ROMS are called:
  • Question 10) What is the location of each memory?
  • Question 11) What do you mean by FPGA?
  • Question 12) Which language could be used for programming an FPGA?
  • Question 13) How many pins in 8085 microprocessor?
  • priyag chaudhary
  • 02nd Mar, 2020
  • 1027 Followers

Microprocessor MCQ
Updated ON

02nd Mar, 2020

No. of Questions

25

Posted In

MCQ

Author

priyag chaudhary

Q1. Which of the correct statements for Intel 8085 ?

  • Program Counter (PC) specifies the address of the instruction last executed
  • PC specifies the address of the instruction being executed
  • PC specifies the address of the instruction to be executed
  • PC specifies the number of instructions executed so far
View Answer
The correct statements for Intel 8085 is PC specifies the address of the instruction to be executed.

Q2. What are the Processor status word of 8085 microprocessor?

  • S, Z, AC, P, OV
  • S, Z, AC, P, CY
  • S, Z, OV, P, CY
  • S, OV, AC, P, CY
View Answer
S, Z, AC, P, CY are the Processor status word of 8085 microprocesso.

Q3. What is the microprocessor comprises?

  • Register section
  • One or more ALU
  • Control unit
  • All of the above
View Answer
All of the above are the microprocessor comprises.

Q4. What is the store by register?

  • Data
  • Memory
  • Operands
  • None of these
View Answer
Data is the store by register.

Q5. What is the full form of BCD?

  • Binary coded decimal
  • Binary coded decoded
  • Both A and B
  • None of these
View Answer
The full form of BCD is Binary coded decimal

Q6. The data in the stack is called

  • Pulling data
  • Pushing data
  • Pulling data
  • None of these
View Answer
The data in the stack is called Pushing data.

Q7. PROM stand for:

  • Programmable read write memory
  • Programmable read- only memory
  • Programmer read and write memory
  • None of these
View Answer
PROM stand for Programmable read- only memory.

Q8. Which of the following doesn't control bus signal?

  • READ
  • WRITE
  • RESET
  • None of these
View Answer
RESET doesn't the control bus signal.

Q9. Customized ROMS are called:

  • Flash ROM
  • EPROM
  • Mask ROM
  • None of the above
View Answer
Customized ROMS are called Mask ROM.

Q10. What is the location of each memory?

  • Address
  • Contents
  • A and B
  • None of these
View Answer
A and B are the location of each memory.

Q11. What do you mean by FPGA?

  • Field Parallel Gate Array
  • Field Programmable Gate Array
  • Forward Programmable Gate Array
  • Forward Parallel Gate Array
View Answer
Field Programmable Gate Array.

Q12. Which language could be used for programming an FPGA?

  • VHDL
  • Verilog
  • Both A and B
  • None of the above
View Answer
Both A and B language could be used for programming an FPGA.

Q13. How many pins in 8085 microprocessor?

  • 40
  • 35
  • 41
  • 46
View Answer
8085 microprocessor has 40 pins.

Q14. What is the full form of SIM?

  • Sorting interrupt mask.
  • Set interrupt mask.
  • Select interrupt mask.
  • None of these.
View Answer
The full form of SIM is Set interrupt mask.

Q15. Which clock pulses are generated by the microprocessor so as to handle the timing and control operations related to internal functioning level?

  • anti-phase clock pulses
  • single phase clock pulses
  • multi-phase clock pulses
  • none of the above
View Answer
multi-phase clock pulses are generated by the microprocessor so as to handle the timing and control operations related to internal functioning level.

Q16. Which stack is used in 8085 microprocessors?

  • FILO
  • LILO
  • LIFO
  • FIFO
View Answer
LIFO stack is used in 8085 microprocessors.

Q17. In how many different modes a universal shift register operates?

  • 5
  • 2
  • 3
  • 4
View Answer
There are 4 different modes a universal shift register operates.

Q18. IP Stand for:

  • Instruction paints
  • Instruction pointer
  • Instruction purpose
  • None of these
View Answer
IP Stand for Instruction pointer

Q19. How many bits the instruction pointer is wide?

  • 32 bit
  • 128 bit
  • 16 bit
  • 64 bit
View Answer
There are 16 bits the instruction pointer is wide.

Q20. Which memories needs refresh?

  • SRAM
  • DRAM
  • ROM
  • All of above
View Answer
DRAM memories needs refresh.

Q21. Which processor structure is pipelined?

  • all x85 processors
  • all x86 processors
  • all x80 processors
  • None of these
View Answer
all x86 processor structure is pipelined.

Q22. Which Interrupt has the highest Priority?

  • RST6.5
  • INTR.
  • TRAP
  • RST7.5
View Answer
TRAP has the highest priority.

Q23. How many Interrupts are there In 8085?

  • 15
  • 12
  • 17
  • 14
View Answer
There are 12 interrupts in 8085.

Q24. To avoid loading during read operation, the device used is

  • buffer
  • latch
  • flipflop
  • tristate buffer
View Answer
To avoid loading during read operation, tristate buffer is used

Q25. Which is the ADC among the following?

  • ICL7109
  • 74245
  • AD 7523
  • 74373
View Answer
ICL7109 is ADC.

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