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MCQs

Total Questions : 474 | Page 6 of 48 pages
Question 51. A flip-flop:
  1.    is a combinational logic device
  2.    is a sequential logic device
  3.    remembers what was previously stored in it
  4.    (a) and (c)
  5.    None of the above
 Discuss Question
Answer: Option D. -> (a) and (c)
Question 52. A technique for displaying applications where complex 3-D geometric are required for the exteror shall of a product is called:
  1.    solid modeling
  2.    2-D modeling
  3.    3-D modeling
  4.    surface modeling
  5.    None of the above
 Discuss Question
Answer: Option D. -> surface modeling
Question 53. The user communicates directly with the computer through its peripheral devices is known as
  1.    On-line processing
  2.    Remote-terminal processing
  3.    Batch mode processing
  4.    Intelligent terminal Processing
  5.    None of the above
 Discuss Question
Answer: Option A. -> On-line processing
Question 54. A semi-continuous operation means:
  1.    the operation is continuous each shift, but stops between shifts
  2.    coffee breaks are allowed for the operator
  3.    a computer is a required part of the machine
  4.    each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
  5.    None of the above
 Discuss Question
Answer: Option D. -> each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
Question 55. A servo controlled robot:
  1.    stop only at fixed points on each axis
  2.    can accelerate
  3.    must be hydraulically driven
  4.    must be electrically driven
  5.    None of the above
 Discuss Question
Answer: Option B. -> can accelerate
Question 56. An aneroid barometer
  1.    is very unreliable
  2.    can measure only atmospheric pressure
  3.    measures pressure by sensing deflection of an evacuated chambers.
  4.    can be used to measure gas or liquid flow rates
  5.    None of the above
 Discuss Question
Answer: Option C. -> measures pressure by sensing deflection of an evacuated chambers.
Question 57. The electronic component that has been the key to recent developments in automation is the:
  1.    improved vacuum tube
  2.    integrated circuit
  3.    diode
  4.    transistor
  5.    None of the above
 Discuss Question
Answer: Option B. -> integrated circuit
Question 58. Which of the following represents a conditional branching instruction?
  1.    BGT LOOPS
  2.    GOTO 50
  3.    X = 5 + Y
  4.    JMP MOTOR
  5.    None of the above
 Discuss Question
Answer: Option A. -> BGT LOOPS
Question 59. Which of the following is considered a high-level language?
  1.    Machine language
  2.    FORTRAN
  3.    Assembly language
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option B. -> FORTRAN
Question 60. Pressure sensors:
  1.    use the piezoresistive effect in strain gauge sensors
  2.    use an aneroid chamber with a variable resistance output
  3.    use capacitive variations to sense pressure
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option D. -> All of the above

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