Tuesday, September 7, 2010

EXTERNALS:-
{
EEE {6 NOVEMBER 2010}

CSE A{10 NOVEMBER 2010}

CSE B{11 NOVEMBER 2010}

IT III YEAR{12 NOVEMBER 2010}
}


VIVA QUESTIONS
1. What is Microprocessor
2. Explain  the function of CPU in Microprocessor
3. Define Compiler
4. Define Intrepreter
5. Define Assembler
6. What is Assembly level language
7. What are Mnemonics
8. What is a bus
9. Distinguish between Microprocesor & Microcomputer
10. Define address bus, data bus and control bus
11. What is nibble, byte and word
12. What is a register
13. Why is the data bus bidirectional
14. Give the features of 8085 microprocessor
15. Give the features of 8086 microprocessor
16. What is a flag
17. What is the function of the accumulator
18. What is stack pointer
19. What are the advantages of 8086 microprocessor over 8085
20. Define effective address
21. How many segment registers are there in 8086
22. What are the registers present in internal architecture 8086
23. What are the advantages of overlapping segments
24. What is PSW. Give its structure and explain
25. What is an instruction
26. What are different types of instructions. Give examples
27. What are addressing modes
28. Give the different type of data related addressing modes and explain with examples.
29. What are the different types of branch related addressing modes
30. Distinguish between packed BCD and unpacked BCD
31. Describe CBW and CBD instructions
32. Describe about MUL, IMUL, DIV, IDIV instructions
33. Describe about LOOP instructions
34. Give examples of conditional branch instructions
35. Give examples of unconditional branch instructions
36. What are flag manipulation instructions ? Give examples
37. Explain about DAA instruction
38. Explain shift and rotate instructions
39. What are directives. Give examples
40. Explain assume directive
41. Define assembly process
42. Define two pass assembler
43. What are the advantages of modular programming
44. What is linking and relocation
45. What is a stack
46. What are stack operated instructions. Explain
47. Define Procedure
48. Explain about CALL and RETURN instructions
49. What are recursive procedures
50. What is an interrupt. Explain
51. What are software and hardware interrupts
52. What are internal and external interrupts
53. What are vectored and non vectored interrupts
54. Give some interrupt instructions of 8086
55. What are macros. Explain
56. What are byte and string manipulation instructions
57. What do you mean by REP prefix
58. What are I/O ports
59. Define programmed I/O
60. Define Interrupt I/O
61. Define DMA transfer
62. What is multiprogramming
63. Explain about 8251, 8254, 8237,8255,8279 interfacing devices
64. What is the need of interfacing
65. Distinguish between synchronous and Asynchronous transmission
66. What are types of errors in asynchronous transmission
67. What is Modem
68. What is the need of RS-232 interface
69. What is the need of A/D and D/A conversion
70. What is key debouncing.
71. What are modes of DMA controller
72. Define Load time, seek time, position time, rotational time in diskette controller
73. What is soft sectored and hard sectored diskette
74. Give the features of 80186, 80286 microprocessors
75. Compare and contrast 80386 and 80486 microprocessors
76. What is pipelining
77. Give the memory system of 80386
78. What is level one cache and level two cache
79. Describe the differences between the 80386DX and the 80386SX
80. List the extended registers of 80386 microprocessor
81. What is descriptor
82. What is Selector
83. What is LDT and GDT
84. What is protected mode and virtual mode in 80386
85. What is difference between segment descriptor and system descriptor
86. How much memory is accessible to the Pentium Microprocessor
87. How much memory is accessible to the Pentium Pro Micrprocessor
88. What is the memory data bus width in the Pentium
89. Contrast the Pentium with the Pentium Pro Microprocessor
90. What are DOS function calls
91. What is MASM
92. What are BIOS function calls
93. What is the purpose of INT 21H
94. What is FAT
95. What is co-processor
96. How many bytes are found in a page of memory
97. What is task state segment
98. What are the applications of 8254 counter
99. What are the applications of microprocessor
100. Define a flowchart

2 comments:

  1. answers there for only 1to 50questions......for remaining questions

    ReplyDelete
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