PLC & SCADA Module-1 Quiz

PLC & SCADA Module-1 Quiz

University

25 Qs

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PLC & SCADA Module-1 Quiz

PLC & SCADA Module-1 Quiz

Assessment

Quiz

Professional Development

University

Practice Problem

Medium

Created by

Sachin Goyal

Used 1+ times

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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not an advantage of a PLC compared to relay-based systems?

Smaller size

Higher reliability

Slower response time

Easy modification

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of a PLC's input module?

To convert input signals to a readable format

To execute control logic

To store the program

To provide power to the PLC

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The first generation of PLCs were mainly designed to replace:

SCADA systems

Pneumatic control systems

Hard-wired relay logic

CNC machines

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of PLC is most suitable for stand-alone small applications?

Modular PLC

Rack-mounted PLC

Unitary PLC

Distributed PLC

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The CPU of a PLC primarily performs:

Power conditioning

Execution of control program

Signal amplification

Input wiring

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a PLC, the memory section stores:

Ladder programs only

I/O wiring diagrams

Program and data

Only executive software

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The scan cycle of a PLC includes:

Input scan → Program execution → Output update

Program execution → Output update → Input scan

Output update → Input scan → Program execution

Input scan → Output update → Program execution

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