Automation System
A favourable reason for automation is to:

decrease throughput
perform difficult operations
raises assembly cost
None of these
increase number of operations

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Automation System
The program counter:

None of these
contains the address of the next instruction to be executed
decides which program to run
counts the number of instructions that have been executed
is where arithmetic is done in a computer.

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Automation System
Digital signals:

have a sinusoidal shape.
can have three possible levels
None of these
are assigned values of 1 or 0 depending on the voltage level
have a frequency measured in units of hertz

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Automation System
The "walk-through" method of programming a robot involves:

walking through your suggested procedure with your supervisor prior to programming
All of these
None of these
physically moving the robot through all the motions it is to repeat
moving the robot from one location to another

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