Microprocessor Imp Question Of Unit 1 & Unit 2

Unit 1

Q1. State the maximum size of memory which can be interface to 8086 . why?

Q2. List any four features of 8086 for 2 marks

Q3. Draw the Pin diagram of 8086 4 Marks

Q4. State the function of following pin of 8086 – 4 Marks - Summer 2014, Summer 2019

1> TEST 2> BHE 3> INTA 4>DT/R

Q5. State the function of following pin of 8086 4 Marks - Summer 2015, Summer 2016

1> NMI 2> TEST 3> DEN 4>MN

Q6. State all the control signals generated by S0, S1, and S2 with their functions. - Winter 2014, Summer 2016, Winter 17, Sumer 18,

Q7. State the function of following pins of 8086 microprocessor - 4 Marks - Winter 2014, Winter 2015,

1> ALE 2> DT/R 3> M/IO 4>HOLD

Q8. Explain maskable and no-maskable interrupts used in 8086. – 4 Marks - Summer 16

Q9. State the functions of following pins of 8086. W-16, 2 Marks

1) ALE 2) WR

Q10. Explain the function of following pins of 8086 microprocessor. S-17, W-17, 4 Marks

(i) MN/MX

(ii) READY

(iii) ALE

(v) DT/R

Q10. State the function of following pins of 8086 microprocessor. S-18, 4 Marks

(i) DT/R

(ii) NMI

(iii) RD

(iv) DEN

Q11. State the function of READY & INTR pin of 8086. W-19, 2 Marks

Q12. Write the function of following pins of 8086 S-22, 4 Marks

i) -BHE

ii) ALE

iii) READY

iv) RESET

Q13. Write any four important functions of any two units of 8086 Microprocessor. W-14 – 4 Marks

Q14. Draw architecture of 8086 and label it. Write the function of BIU and EU. S-15, 8 Marks

Q15. List all 16 bit register in 8086 and write their instructions. S-15, 4 Marks

Q16. Draw the architecture of 8086 microprocessor and state the function of BIU. W-15, 4 Marks

Q17. Draw the neat labeled architecture diagram of 8086 microprocessor. S-16, 4 Marks

Q18. Draw the functional block diagram of 8086 microprocessor and describe instruction queue in detail. W-16, W-19, 8. Marks

Q19. State the function of following register of 8086 microprocessor. S-17, 4 Marks

(i) General purpose register

(ii) Segment register

Q20. Draw the flag register format of 8086 microprocessor and explain any two flags. S-14, W-15, 4 Marks

Q21. Draw the neat labeled architecture of flag register of 8086 microprocessor. W-14, 4 Marks

Q22. Draw labeled flag register format of 8086 microprocessor. S-16, S-22, 2 Marks

Q23. Name the general purpose registers of 8086 giving brief description of each. W-16, S-18,-4 Marks

Q24. Describe register organisation of 8086 W17 – 4 Marks

Q25. Draw Architectural block diagram of 8086 and describe its register organisation -S19 – 6 Marks

Q26. State the use of OF, TF, AF and PF flags in 8086. S-18, 4 Marks

Q27. How single stepping or tracing is implemented in 8086  S-19, 2 Marks

Q28. Draw flag register of 8086 and explain any four flags. W-19, 4 Marks

Q29. State the names of segment registers in 8086 microprocessor. W-14, S-18, 4 Marks

Q30. Describe memory segmentation microprocessor and list its four advantages. in 8086 S-15, S-19, 4 Marks

Q31. What is memory segmentation? How it is done in 8086 microprocessor? W-15, 4 Marks

Q32. Explain the concept of segmentation in 8086. W-16, S-17, W-17, 4 Marks

Q33. Describe memory segmentation in 8086 with suitable diagram. S-22, 4 Marks

Q34. Describe the physical address generation process | 8086 microprocessor. W-14. 1 Mark

Q35. Describe how 20 bit physical address is generated in 8086 microprocessor. Give one example S-15. 4 Marks

Q36. Describe how 20 bit physical address is formed in 8086 micro processors with one suitable example. W-16, S-22, 4 Marks

Q37. Give the steps in physical address generation in 8086 microprocessor. S-17, 2 Marks

Q38. With the help of diagram, describe physical memory address generation of 8086.W-17. 4 Marks

Q38. Describe the mechanism for generation of physical address in 8086 with suitable example. S-19, 4 Marks

Q39. Define logical and effective address. Describe physical address generation process in 8086. If DS 345A H and SI 13DC H. Calculate physical address. W-19. 6 Marks

Q40. Calculate the physical address if:  S-22, 6 Marks

(i) CS = 1200H and IP = DE * 0H

ii) SS = FF * 0H and SP = 123H

iii) DS = 1F0H and BX = 1A0H for MOV AX. [BX]

Q41. Calculate the physical address in the following cases. S-14. 4 Marks

(a) CS: 1200H and IP DE0OH the physical address is calculated below

(b) DS

Q42. State the Function of ALU 

Q43. Calculate the physical address for the given CS3420H, IP = 689AH.

Q44. Concepts of the Pipelining in 8086. W-17, 4 Marks

Q45 State the concept of pipelining of 8086. S-14. 2 Marks

Q46. What is the size of instruction pre-fetch queue in 8086 microprocessor? W-14, 1 Mark

Q47. Explain the pipelining in 8086 microprocessor. How is queuing useful in speeding up the operation of 8086 microprocessor. S-15, 4 Marks

Q48. What is pipelining? State its need and how it is done in 8086? W-15, 4 Marks

Q49. What is pipelining? How it is implemented in 8086 microprocessor. S-16, 2 Marks

Q50. Explain the concept of pipelining in 8086 microprocessor with diagram. S-17, 4 Marks

Q51. State the advantages of pipeline architecture. S-18 4 Marks

Q52. What is pipelining? How it improves the processing speed? W-19, 4 Marks

Q53. Compare maximum and minimum mode configuration of 8086. (any four points) S-14, W-16, 4 Marks

Q54. Differentiate between minimum mode and maximum mode of 8086 microprocessor (Eight points) W-15, S-18, 4 Marks

Unit 2

Q1. State the steps involved in program development. W-15. 4 Marks

Q2. What is Algorithm?

Q3. What is Flowchart? Sketch any four symbols use in flowchart. State their use.

Q4. Define Flowchart

Q5. Draw the symbols used in a flowchart while developing ALP. Mention the use of each symbol. Any four.  

Q6. List the program development steps for assembly language programming. S-17, S-19, 2 Marks

Q7. Explain assembly language program development steps. W-19, 4 Marks

Q8. List assembly language programming tools. W-19. 2 Marks

Q9. Describe how an assembly language program is developed and debugging using program developments tools.S-22, 6 Marks

Q10. State the function of editor W-14, W-15, S-22, 2 Marks

Q11. State the function of assembler

Q12. State the function of Linker. S-15, S-16, W-17, 2 Marks

Q13. Describe Linker with respect to their function and usages. W-16, 2 Marks

Q14. Describe Debugger with respect to their function and usages. W-16, 2 Marks

Q15. State the function of debugger. S-17, W-17, 2 Marks

Q16. State the role of Debugger in assembly language programming. S-19. 2 Marks

Q17. List any four assembler directives and explain any two of them. S-14, 4 Marks

Q18. List any four assembler directives. State the functions of any two assembler directives. W-14, 4 Marks

Q19. What are assembler directives? Explain any two assembler directives. W-15. S-19, 4 Marks

Q20. Explain the use of assembler directives: W-19, 6 Marks

(i) DW

(ii) EQU

(iii) ASSUME

(iv) OFFSET

(v) SEGMENT

(vi) EVEN

Q21. Describe any four assembler directives with suitable example. Directives S-22, 4 Marks

Q22. Describe following assembler directives. S-15. S-18, 2 Marks

(i) DB

(ii) EQU

(3) DD S-16. 3 Marks

Q23. Explain the following assembler directives.

(1) ORG

(2) EQU

Q24. Describe the functions of the following directives:

1) DD

2) DB

Q25. Explain following assembler directives W-16. 3 Marks S-17, 4 Marks

(i) DB

(ii) DW

(iii) DD

(iv) DQ

(v) DUP

Q26. Describe the function of following directives. W-17, 4 Marks

(i) DD

(ii) DB

(iii) DUP

(iv) EQU