PLC

PLC implements___________ functions by means of a program.

• Arithmetic

• Logic control

________is a PLC instruction measuring the amount of time elapsed following an event.

• Timer

• Latching

Identify the symbol shown by the image?

• Normally Closed Contact

• Normally Open Contact

• Relay Coil

• Normally open pushbutton

What does PLC stand for in the context of industrial automation?

• Programmable Logic Controller

• Personal Laptop Computer

• Public Limited Company

• Private Local Connection

Which of the following is a primary function of a PLC in an industrial setting?

• Data storage

• Logic control

• Internet browsing

• Graphic design

In a PLC, what is the purpose of a ladder diagram?

• To climb to higher levels

• To represent control logic

• To store data

• To display images

Which component of a PLC is responsible for executing the control program?

• Power supply

• CPU

• Input module

• Output module

What type of signal does a PLC's input module typically receive?

• Digital or analog

• Only digital

• Only analog

• Radio frequency

Tags

NGSS.MS-PS4-3

In PLC programming, what does the term 'scan time' refer to?

• The time taken to scan a barcode

• The time taken to execute the control program

• The time taken to print a document

• The time taken to download a file

Which of the following is a common programming language used for PLCs?

• Python

• Ladder Logic

• Java

• C++