Exercise: Automation System

Questions for: Automation System

When one must sell a project to management, the most important document he or she can produce is a:
A:
method for financing the project
B:
summary of the problem
C:
project evaluation
D:
procedure for purchase
Answer: C
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One advantage of a PC in industrial control is that it:
A:
has a reliable long life compared to relay logic
B:
is very difficult for the inexperienced programmer to understand
C:
is unreliable because there are no moving parts
D:
All of the above
Answer: A
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The program execution time:
A:
must be slower than the fastest mechanical operation that is to be controlled
B:
will vary depending on the language used
C:
cannot be changed once the program is written
D:
All of the above
Answer: B
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The "end-effector" of a robot:
A:
can be an actual tool
B:
is the robot "hand"
C:
may have a gripping action
D:
All of the above
Answer: D
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Relay ladder logic is used in a PC because:
A:
it is impossible to write a control program for a machine in any other logic
B:
it is the best industrial control language ever developed.
C:
most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use
D:
All of the above
Answer: C
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