WorksheetsBasic Structure of a PLC
Total questions: 7
Worksheet time: 7mins
Name
Class
Date
1.
What does PLC stand for?
a)
Personal Logic Controller
b)
Programmable Logic Controller
c)
Professional Logic Controller
d)
Portable Logic Controller
2.
Which component provides the CPU and output module with electrical power?
a)
Sensor
b)
Actuator
c)
Power supply
d)
Timer
3.
Where is the firmware of a PLC stored?
a)
RAM
b)
Hard drive
c)
ROM
d)
CPU
4.
Which functional block performs arithmetic and logical operations in a PLC?
a)
Counter
b)
Timer
c)
CPU
d)
Sensor
5.
What type of signal is used in a PLC to represent the amount of light detected by a light sensor?
a)
Digital
b)
Binary
c)
Analogue
d)
Decimal
6.
What is the role of an actuator in a PLC system?
a)
To process input signals
b)
To provide electrical power
c)
To receive signals and perform actions
d)
To store user programs
7.
Which memory type is used to store the user program in a PLC?
a)
ROM
b)
RAM
c)
Hard drive
d)
Flash drive
100 %
