Examlex
Discuss two advantages and two disadvantages of using primary data.
PLC's Memory
The storage area in a Programmable Logic Controller where data, instructions, and system information are kept for processing and control tasks.
END Instruction
A programming command that specifies the end of a block of code or the conclusion of a program's logic sequence.
User Program
A software application or set of instructions created by a user or developer to perform specific tasks on a computer or device.
XIC
Stands for "Examine if Closed", a PLC programming instruction used to check if a specified contact or virtual contact is in the closed state.
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