PLC is a general purpose computer to perform control task. It is a hardware device having microprocessor based control system.
PLC is used for industrial automation. PLC can automate a specific process, machine function, or even an entire production line
Programmable logic controller is a multiple input multiple output system. Inputs can be physical, digital or analog.
The core of every programmable logic controller is a basic computer processor that gathers various inputs and evaluates them to achieve the desired output to control any process, machine etc.
Programmable logic controller is developed for an electronic replacement for hard wired relay logic system for machine control. Programmable logic controller control the component in DCS and SCADA system.
Hi All, In this series I explained top 20 objective questions and answer. For more questions of PLC and SCADA MCQ series. Please checkout my all MCQ series on PLC and SCADA. I have created MCQ series on Basic Electronics, Power Electronics, 8051 Microcontroller, 8086 Microprocessor. #1 PLC and SCADA MCQ Series click here #2 … Read more
Important 50 Multiple Choice Question based on PLC and SCADA Question 1: 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 Answer: Supervisory Control and Data Acquisition Question 2: DCS is a ______ Distributed Control System Data … Read more
Top 10 Multiple choice questions on Programmable logic controller Question 1: The PLC was invented by. Bill Gates Dick Morley Bill Landis Tod Cunningham Answer: Dick Morley Question 2: The first company to build PLCs was. General Motors Allen Bradley Square D Modicon Answer: Modicon Question 3: Which part of plc monitors the inputs and … Read more
Programmable Logic controller Multiple choice questions Question 1: The type of memory which is fast and temporarily stores the data which are immediately required for use is called as______. a. HDDb. ROMc. RAMd. SSD Answer: RAM Question 2: What is the largest integer number that a PLC counter function can reach if it uses a 16 bit register? a. … Read more
