Computer Microprocessor and Assembly Language

41. AH stand for:

  1. Accumulator high
  2. Address high
  3. Appropriate high
  4. Application high

Correct answer: (A)
Accumulator high

42. AL & 99H which operation is performed here:

  1. Input
  2. Output
  3. Both a & b
  4. None of these

Correct answer: (A)
Input

43. AL stand for:

  1. Accumulator low
  2. Address low
  3. Appropriate low
  4. Application low

Correct answer: (A)
Accumulator low

44. ALE stand for:

  1. Address latch enable
  2. Address light enable
  3. Address lower enable
  4. Address last enable

Correct answer: (A)
Address latch enable

45. AM stands for:

  1. Simple architecture machine
  2. Solved architecture machine
  3. Both a & b
  4. None of these

Correct answer: (A)
Simple architecture machine

46. An external feedback resistor acts to control the:

  1. Gain
  2. Gate
  3. Loss
  4. Profit

Correct answer: (A)
Gain

47. AR stands for:

  1. Memory address register
  2. Memory address recode
  3. Micro address register
  4. None of these

Correct answer: (A)
Memory address register

48. Arrange the flowing step of the general algorithm for ADC interfacing:
i. Issuing start of conversion pulse to ADC.
ii. Marking the end of the conversion processes by the.
iii. Read digital data output of the ADC as equivalent digital output.
iv. Ensuring the stability of analogue input applied to the ADC.

  1. 2,1,3,4
  2. 4,1,2,3
  3. 1,2,3,4
  4. 4,3,2,1

Correct answer: (B)
4,1,2,3

49. BCD stands for:

  1. Binary coded decimal
  2. Binary coded decoded
  3. Both a & b
  4. none of these

Correct answer: (A)
Binary coded decimal

50. BIU STAND FOR:

  1. Bus interface unit
  2. Bess interface unit
  3. A and B
  4. None of these

Correct answer: (A)
Bus interface unit

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