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MCQs

Total Questions : 474 | Page 43 of 48 pages
Question 421. In the PROLOG language system, facts are manipulated by:
  1.    algorithms
  2.    rules
  3.    memory
  4.    simulations
  5.    None of the above
 Discuss Question
Answer: Option B. -> rules
Question 422. A favourable reason for automation is to:
  1.    decrease throughput
  2.    raises assembly cost
  3.    perform difficult operations
  4.    increase number of operations
  5.    None of the above
 Discuss Question
Answer: Option C. -> perform difficult operations
Question 423. The basic difference between broadband and baseband is:
  1.    availability
  2.    capacity
  3.    reliability
  4.    transmission
  5.    None of the above
 Discuss Question
Answer: Option B. -> capacity
Question 424. Plotter accuracy is measured in terms of repeatability and:
  1.    intelligence
  2.    vertical dimension
  3.    resolution
  4.    buffer size
  5.    None of the above
 Discuss Question
Answer: Option C. -> resolution
Question 425. An operating system:
  1.    can help reduce software development time
  2.    provides ability for other programmers to understand the software structure
  3.    is useless in most control applications
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option A. -> can help reduce software development time
Question 426. Which of the following devices would be classified as a robot by the Robot Institute of America?
  1.    Automobile
  2.    Pick-and-place manipulator
  3.    Artificial hand
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option B. -> Pick-and-place manipulator
Question 427. The power source that drives the manipulator can be:
  1.    pneumatic
  2.    electric
  3.    hydraulic
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option D. -> All of the above
Question 428. A disadvantage of Numerical Control (NC) is:
  1.    the computer is not reliable
  2.    the tape and tape reader are not reliable
  3.    one operator is needed for each machine.
  4.    the machine tool can easily overheat
  5.    None of the above
 Discuss Question
Answer: Option B. -> the tape and tape reader are not reliable
Question 429. The difference between a high-technology and a medium-technology robot is the:
  1.    speed of movement
  2.    range of motion of the robot
  3.    accuracy of the robot
  4.    complexity of the task it can perform.
  5.    None of the above
 Discuss Question
Answer: Option D. -> complexity of the task it can perform.
Question 430. The output of a thermocouple is:
  1.    a capacitance
  2.    a resistance
  3.    a current
  4.    a voltage
  5.    None of the above
 Discuss Question
Answer: Option D. -> a voltage
DC voltage

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