The part of the PLC where inputs and outputs are connected are

• input /output interface

• memory

• Processor

• power supply

The plc stores its programs in

• memory

• programming device

• power supply

• input device

What does PLC stands for?

• Programmable logic controller

• Programming ladder CPU

• Programming logic computer

• Programmable limited control

Select a PLC input device

• Sensor

• Fan

• Motor

• Light

In the relay, what is the main purpose of the coil?

• Increase the current

• Reduce the voltage

• Generates the magnetic field

• Protects the relay from overcurrent

Which of the following is NOT part of basic PLC system?

• Memory

• Relay box

• Power supply

• Central Processing Unit (CPU)

PLC is _______________ type of system

• User friendly

• Microprocessor based

• Special Computer

• All of the above

select the sequence of label from the below option.

• 1.programming port 2.output port 3.Input port

• 1.output port. 2.programming port 3.Input port

• 1.programming port 2.Input port 3.output port

What is meant by programming device in PLC?

• Platform where data is processed.

• Platform where program or control logic is written.

• Platform where incoming power supply coming in.

• Platform where input or output source is connected.

What is the job of the CPU?

• Forms the interface between input field devices to the controller.

• To provide DC power to the PLC.

• Store and run the PLC software program.

• Forms the interface between output field devices to the controller.