MSSC MAINTENANCE AWARENESS 2025| BRAND NEW ACTUAL EXAM WITH 100% VERIFIED QUESTIONS AND CORRECT SOLUTIONS| GUARANTEED VALUE PACK| ACE YOUR GRADES

Page | 1

MSSC MAINTENANCE AWARENESS 2025|
BRAND NEW ACTUAL EXAM WITH 100%
VERIFIED QUESTIONS AND CORRECT
SOLUTIONS| GUARANTEED VALUE PACK| ACE
YOUR GRADES.




1. OR logic is formed by __________. - correct answer - - two
normally open switches in parallel.

, Page | 2

2. Which of the following logic elements describes two or more
normally closed switches in parallel? - correct answer - - NAND




3. Which type of logic element uses a relay? - correct answer - -
Memory




4. A power diagram is needed with a ladder diagram to show
__________. - correct answer - - proper connections for the
power devices being used




5. Which of the following is not an element of control logic? -
correct answer - - NEXT




6. Devices called __________ often serve as the brains of an
automated machine. - correct answer - - relays




7. Which of the following elements describes two or more
normally closed switches in series? - correct answer - - NOR

, Page | 3

8. Rule for drawing a ladder diagram? - correct answer - - Label
all components.
- Number all rungs.
- Use only one load per rung.
***** All of the above




9. Which of the following is not a component of a ladder diagram?
- correct answer - - Valve




10. An electrical diagram that arranges wires of a circuit into
order rows is called a(n) __________. - correct answer - -
ladder diagram




11. NOT logic is formed by __________. - correct answer - - one
normally closed switch.




12. Which of the following statements is not true of a ladder
diagram? - correct answer - - It can have more than one output
device on each rung.