Micro Processor Interview Questions & Answers
Micro Processor Interview Online Test
1. What are the various registers in 8085?
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2. In 8085 name the 16 bit registers?
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3. What is Stack Pointer?
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4. What is Program counter?
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5. Which Stack is used in 8085?
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6. What happens when HLT instruction is executed in processor?
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7. What is meant by a bus?
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8. What is Tri-state logic?
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9. Give an example of one address microprocessor?
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10. In what way interrupts are classified in 8085?
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11. What are Hardware interrupts?
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12. What are Software interrupts?
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13. Which interrupt has the highest priority?
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14. Name 5 different addressing modes?
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15. How many interrupts are there in 8085?
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16. What is clock frequency for 8085?
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17. What is the RST for the TRAP?
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18. In 8085 which is called as High order / Low order Register?
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19. What are input & output devices?
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20. Can an RC circuit be used as clock source for 8085?
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21. Why crystal is a preferred clock source?
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22. Which interrupt is not level-sensitive in 8085?
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23. What does Quality factor mean?
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24. What are level-triggering interrupt?
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25. What are the flags in 8086?
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26. What is meant by Maskable interrupts?
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27. What is Non-Maskable interrupts?
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28. Which interrupts are generally used for critical events?
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29. Give examples for Maskable interrupts?
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30. Give example for NonMaskable interrupts?
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31. What is the Maximum clock frequency in 8086?
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32. What are the various segment registers in 8086?
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33. Which Stack is used in 8086?
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34. What is SIM and RIM instructions?
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35. Which is the tool used to connect the user and the computer?
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36. What is the position of the Stack Pointer after the PUSH instruction?
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37. What is the position of the Stack Pointer after the POP instruction?
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38. Logic calculations are done in which type of registers?
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39. What are the different functional units in 8086?
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40. Give examples for Micro controller?
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41. What is meant by crosscompiler?
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42. Which Segment is used to store interrupt and subroutine return address registers?
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43. Which Flags can be set or reset by the programmer and also used to control the operation of the processor?
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44. What does EU do?
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45. Which microprocessor accepts the program written for 8086 without any changes?
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46. What is the difference between 8086 and 8088?
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47. In 8085 which is called as High order / Low order Register?
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