How many maximum input and output points does a high-end PLC have?

• 8 input, 8 output

• 16 input, 16 output

• 32 input

  32 output

• 64 input

  64 output

What is a PLC?

• A type of controller used for industrial automation

• A type of robot used for industrial automation

• A type of sensor used for industrial automation

• A type of software used for industrial automation

How is a PLC program stored?

• On a hard disk

• On a USB drive

• On a memory chip

• On a flash memory

What is the function of a PLC’s output module?

• To send output signals to actuators

• To store data from the industrial process

• To execute the control program

What is the primary purpose of a PLC in industrial settings?

• To monitor environmental conditions

• To control machinery and processes

• To manage inventory systems

• To provide data analytics

Which programming language is commonly used for PLC programming?

• Ladder Logic

• Python

• C++

• Java

What type of input devices can be connected to a PLC?

• Switches and sensors

• Monitors and displays

• Printers and scanners

• Computers and servers

What is the full form of SCADA?

• Supervisory Control and Document Acquisition

• Supervisory Control and Data Acquisition

• Supervisory Column and Data Assessment

• Supervisory Column and Data Assessment

Which of the following is NOT a component of a SCADA system?

• • Human-Machine Interface (HMI)

• • Programmable Logic Controller (PLC)

• • Remote Terminal Unit (RTU)

• • Wireless Sensor Network (WSN)

Which of the following protocols is commonly used in SCADA systems?

• HTTP

• MODBUS

• FTP

• POP3