Examlex
What are the most dangerous types of employees?
Digital Signal
An electronic signal that represents data as a series of discrete values, typically used in digital electronics and communication.
DC
Direct Current, a type of electrical current where the flow of electric charge is in a constant direction, contrasted with alternating current (AC).
AC
Alternating Current, a type of electrical current in which the flow of electric charge periodically reverses direction.
XIC Instruction
In ladder logic and PLC programming, the "Examine if Closed" instruction that checks if a particular condition is true (i.e., if a contact is closed).
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