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MCQs

Total Questions : 235 | Page 6 of 24 pages
Question 51. A flip-flop:
  1.    None of these
  2.    is a combinational logic device
  3.    remembers what was previously stored in it
  4.    (a) and (c)
  5.    is a sequential logic device
 Discuss Question
Answer: Option D. -> (a) and (c)
Question 52. A servo controlled robot:
  1.    can accelerate
  2.    must be hydraulically driven
  3.    None of these
  4.    must be electrically driven
  5.    stop only at fixed points on each axis
 Discuss Question
Answer: Option A. -> can accelerate
Question 53. A semi-continuous operation means:
  1.    the operation is continuous each shift, but stops between shifts
  2.    None of these
  3.    each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
  4.    coffee breaks are allowed for the operator
  5.    a computer is a required part of the machine
 Discuss Question
Answer: Option C. -> each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
Question 54. A technique for displaying applications where complex 3-D geometric are required for the exteror shall of a product is called:
  1.    2-D modeling
  2.    surface modeling
  3.    solid modeling
  4.    3-D modeling
  5.    None of these
 Discuss Question
Answer: Option B. -> surface modeling
Question 55. The user communicates directly with the computer through its peripheral devices is known as
  1.    Remote-terminal processing
  2.    On-line processing
  3.    None of these
  4.    Batch mode processing
  5.    Intelligent terminal Processing
 Discuss Question
Answer: Option B. -> On-line processing
Question 56. An aneroid barometer
  1.    can be used to measure gas or liquid flow rates
  2.    is very unreliable
  3.    measures pressure by sensing deflection of an evacuated chambers.
  4.    can measure only atmospheric pressure
  5.    None of these
 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.    None of these
  2.    transistor
  3.    improved vacuum tube
  4.    integrated circuit
  5.    diode
 Discuss Question
Answer: Option D. -> integrated circuit
Question 58. Pressure sensors:
  1.    use the piezoresistive effect in strain gauge sensors
  2.    use capacitive variations to sense pressure
  3.    All of these
  4.    None of these
  5.    use an aneroid chamber with a variable resistance output
 Discuss Question
Answer: Option C. -> All of these
Question 59. Which of the following represents a conditional branching instruction?
  1.    GOTO 50
  2.    BGT LOOPS
  3.    X = 5 + Y
  4.    JMP MOTOR
  5.    None of these
 Discuss Question
Answer: Option B. -> BGT LOOPS
Question 60. Which of the following is considered a high-level language?
  1.    None of these
  2.    All of these
  3.    Assembly language
  4.    Machine language
  5.    FORTRAN
 Discuss Question
Answer: Option E. -> FORTRAN

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