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MCQs

Total Questions : 235 | Page 3 of 24 pages
Question 21. The general type of process found in industry is:
  1.    batch
  2.    None of these
  3.    All of these
  4.    discrete parts
  5.    continuous
 Discuss Question
Answer: Option C. -> All of these
Question 22. Semiconductor devices:
  1.    None of these
  2.    have a very short infant mortality period
  3.    are less reliable than electro¬mechanical components
  4.    usually have a very short MTBF (mean time between failure)
  5.    All of these
 Discuss Question
Answer: Option B. -> have a very short infant mortality period
Question 23. A drum timer is a good example of:
  1.    None of these
  2.    an output actuator
  3.    a position sensor
  4.    a sequence controller
  5.    an input sensor
 Discuss Question
Answer: Option D. -> a sequence controller
Question 24. The formula for memory capacity is:
  1.    MC = 2/N
  2.    MC = N squared.
  3.    MC -2 to the Nth power
  4.    MC = N/2
  5.    None of these
 Discuss Question
Answer: Option C. -> MC -2 to the Nth power
Question 25. How is the integral mode implemented using analog methods?
  1.    Op amp and an RC network to place the error voltage across the capacitor
  2.    All of these
  3.    None of these
  4.    Op amp and resistors
  5.    Op amp and a capacitor
 Discuss Question
Answer: Option E. -> Op amp and a capacitor
Question 26. Which method is frequently used, especially in the early stages of design?
  1.    The iterative design method
  2.    The direct method
  3.    The design selection method
  4.    All of these
  5.    None of these
 Discuss Question
Answer: Option A. -> The iterative design method
Question 27. Speech recognition:
  1.    None of these
  2.    will be used in more applications as the technology matures.
  3.    is already widely used in industrial controls
  4.    will never be used in industrial controls
  5.    All of these
 Discuss Question
Answer: Option B. -> will be used in more applications as the technology matures.
Question 28. In raster-scan colour monitors, colour can be intensified by:
  1.    None of these
  2.    having each electron gun controlled by a composite signal
  3.    grouping the phosphor dots in a circular pattern
  4.    using an in-line gun arrangement with a solid metal mesh
  5.    having each electron gun controlled by separate signal
 Discuss Question
Answer: Option E. -> having each electron gun controlled by separate signal
Question 29. A discrete parts process is:
  1.    (b) and (c)
  2.    None of these
  3.    often encountered in manufacturing
  4.    the same as a continuous process except a different controller must be used
  5.    normally a repetitive series of operations
 Discuss Question
Answer: Option D. -> the same as a continuous process except a different controller must be used
Question 30. Timing using a TM990 micro-computer:
  1.    both (b) and (c)
  2.    None of these
  3.    can be handled in software
  4.    require an external timer added by the user
  5.    is available on the standard CPU board
 Discuss Question
Answer: Option A. -> both (b) and (c)

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