Maintenance Final Exam Review COMBINED WITH
COMPLETE SOLUTION UPDATED NEW 2025/2026
Which device do you use to measure voltage? - Answers Mul Meter
If you were asked to check out the I/O card on a plc, which card would you look at? - Answers
Input Card
What does the term current refer to while dealing with electricity? - Answers Amps
On a hydraulic pump if you were told the pump is cavita ng, what would you check for? -
Answers Low fluid in the tank
In a 480 volt three phase system, what would your meter read if you went from one leg to
ground? - Answers 277
WHICH TOOL IS USED WHEN MEASURING SCREW PITCH - Answers Thread Gauge
What is a circuit breaker? - Answers an automa cally operated electrical switch designed to
protect an electrical circuit from damage caused by overload or short circuit.
What does a D.P.S.T. switch refer to? - Answers double pole single throw
How many teeth are on a 40B12 sprocket? - Answers 12
The BCD equivalent of 1247 converts to_____. - Answers 0001 0010 0100 0111
, What is the binary value of the following terms: Word and Nibble - Answers 16 digit and 4
digit
What type of programming is used by PLCs. - Answers ladder logic
What is the Octal and Hexadecimal= 0-9,A,B,C,D,E,F equivalent for the decimal numbers 1-15 -
Answers 0-7, 10-17, 20... and 0-9,A,B,C,D,E,F
Typical BCD input devices include ____. - Answers thumbwheel switches
BCD code stands for _____. - Answers binary coded decimal
The decimal 1000 has a Weighted Value Posi on of ______. - Answers 3
If in binary a zero signifies an OFF state a one signifies____________. - Answers an ON state
How many symbols are in the octal number system? - Answers 8
To convert from binary to octal, you select bits in groups of ____ - Answers 3
A register or word is composed of ____. - Answers sixteen bits or two bytes.
The two basic sec ons of a PLC are the - Answers the central processing unit and the
input/output system