AET/ENI613-Fundamental of PLC I-Quiz 2

The part that monitors the inputs and makes decisions in a PLC is the CPU.

• True

• False

• None of the above

One of the following is an input device

• Motor

• Light

• Valve

• Sensor

6. Which one of the following is not a PLC manufacturer.

• Siemens

• Mitsubishi

• Microsoft

• ABB

7. Solenoids, lamps, motors are connected to

• Analog output

• Digital output

• Analog input

• Digital input

In a PLC “I” is used for output and “Q” is used for input

• True

• False

PLC stands for "Programmable logic controller"

• True

• False

An example of discrete (digital) control is:

• Varying the volume of a music system

• Varying the brightness of a lamp

• Controlling the speed of a fan

• Turning a lamp on or off

convert the binary number 101010 to a denary number?

• 42

• 45

• 40

• 22

What is the Input device for PLC in the picture ?

• Sensor

• Liquid level detector

• push button

• ON/Off mechanical Switch

find the mistake in the PLC Main hardware parts of Logo basic module?

• 1 & 2

• 1 & 4

• 2 & 4

• 1 & 3