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Anna University CAMPUS Placement cognizant 2013 passing Out students

Anna University Dec 2012 Maths 3 m3 Reexam issue full Details

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GATE 2013 HALL TICKET DOWNLOAD AND EXAM TIME TABLE

TN +2 october 2012 results

TIPS FOR ANNA UNIVERSITY STUDENTS TO GET PASS MARK EASILY

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ANNA UNIVERSITY MAY/JUNE REVALUATION REVIEW PROCEDURE, LAST DATE, APPLICATION FEE, REFUND PROCEDURE

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ANNA UNIVERSITY OF TECHNOLOGY TRICHY (2007,2008 REGULATION) MAY/JUNE 2012 REVISED TIME TABLE CLICK HERE (AFFILIATED COLLEGES AND UNIVERSITY DEPARTMENTS) FOR BE AND BTECH

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ANNA UNIVERSITY OF TECHNOLOGY TIRUNELVELI (2007,2008,2009,2010 REGULATION) MAY/JUNE 2012 REVISED TIME TABLE CLICK HERE (AFFILIATED COLLEGES AND UNIVERSITY DEPARTMENTS) FOR BE AND BTECH

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TAMILNADU DIPLOMA APRIL/MAY 2012 RESULTS INFO CLICK HERE

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GATE 2012 RESULTS ANNOUNCED CHECK SOON

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ANNA UNIVERSITY 1ST,3RD,5TH,7TH SEMESTER SYLLABUS 2008 REGULATION

EC 2308 EC2308 Microprocessor and Microcontroller Lab VIVA QUESTIONS

  1. Mention the general purpose registers in 8085 microprocessor. 
  2. What is the function of accumulator? 
  3. What are the flag registers available in 8085? 
  4. What is buffer? 
  5. Mention the groups of 8085 pin signals. 
  6. Explain the function of program counter. 
  7. What is the function of SP? 
  8. What is memory? 
  9. What are the types of memory? 
  10. What is memory word? 
  11. What are the programming registers in 8085? 
  12. Mention the types of 8085 instruction set. 
  13. Write any two data transfer instructions of 8085. 
  14. What is memory address? 
  15. What is Opcode? 
  16. What is Operand? 
  17. What is stack? 
  18. How many memory locations can be addressed by a microprocessor with 14 address lines? 
  19. How many address lines are necessary to address two megabytes (2048K) of memory? 
  20. How many address lines are necessary to address two megabytes(2048K) of memory? 
  21. What is the purpose of branch instructions in 8085 microprocessor? 

  22. What is the use of programming technique 
  23. How many memory locations are available in 8086 microprocessor? 
  24. What are the flags available in 8086 microprocessor? 
  25. What are the general purpose registers in 8086? 
  26. What are the functional units in 8086? 
  27. What is the purpose of BIU? 
  28. What is the purpose of EU? 
  29. What is the purpose of segment register? 
  30. What are the segment registers in 8086? 
  31. What is the function of IP? 
  32. What is the function of control unit? 
  33. What is the use of base pointer register? 
  34. Mention the index registers of 8086. 
  35. What is effective address? 
  36. What are the assembly language program development steps? 
  37. What are the instructions types of 8086 mp? 
  38. Write any two data transfer instructions? 
  39. Write any two arithmetic instructions. 
  40. Write any two bit manipulation instructions. 
  41. Write any two string manipulation instructions. 
  42. Define CALL and RET. 
  43. Write any two processor control instructions. 
  44. Mention any four initialization list in the 8086 program. 
  45. What are the assembly language program development tools? 
  46. What is an assembler directive? 
  47. Define SEGEMNT and ENDS. 
  48. Define EQU and DB directive. 
  49. What is editor? 
  50. Define assembler. 
  51. Define Linker. 
  52. What is locator? 
  53. What is debugger? 
  54. What is emulator? 
  55. What are the advantages of segment registers? 
  56. Define the trap flag. 
  57. What is effective address? 
  58. What is physical address? 
  59. What is operand? 
  60. What are the types of addressing modes? 
  61. Define register addressing mode. 
  62. What is the purpose of register addressing mode? 
  63. What is immediate addressing mode? 
  64. Define direct addressing mode. 
  65. Define register indirect addressing mode. 
  66. What is index addressing mode? 
  67. What is base index addressing mode? 
  68. What is the use of CMP instruction? 
  69. Mention the two operation modes of 8086 processor. 
  70. What is minimum mode? 
  71. What is maximum mode? 
  72. What is machine cycle? 
  73. What is instructions cycle? 
  74. What are the minimum mode signals? 
  75. What are the maximum mode signals? 
  76. What is the purpose of INTR pin? 
  77. What is the function of BHE/S7 pin? 
  78. How minimum mode or maximum mode is is selected? 
  79. What are the two modes of 8086 and how do you configure 8086 to work in these modes? 
  80. How do you classify the programmed I/O data transfer scheme? 
  81. Give the function of the following pins-Ready, ALE. 
  82. What is a machine cycle initiated? How many T states does each machine cycle contain in 8086? 
  83. What do you understand by handshaking? 
  84. Explain real mode and protected mode of operations? 
  85. Which signals are used by 8086 microprocessor to specify the current segment portion of the address referred? 
  86. Can the 8086 microprocessor operate on more than one instruction at a time? If so, explain how it is done. 
  87. Why word type of data has to be stored starting from an even address in 8086? 
  88. Mention the function of RQ/GT. 
  89. What are the display modes supported by the 8279 chip? 
  90. Name any two coprocessors and their use. 
  91. Give the format of program clock word of 8279 and mention its purpose. 
  92. Mention any two coprocessors and their use. 
  93. What is 2 key lockout and n key roolover? 
  94. Name the two types of CRT display systems. 
  95. What do you mean by leading edge and trailing edge problems in hexadecimal keyboards? 
  96. State any two main functions of a CRT controller.

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