Examlex
Danny received this email message today.
What happened to Danny's computer?
Stop Buttons
Manual control devices used to halt machine operations or processes, typically as a safety or emergency measure.
PLC
Stands for Programmable Logic Controller, a digital computer used for automation of electromechanical processes, such as control of machinery on factory assembly lines.
CPU
The Central Processing Unit, which is the primary component of a computer responsible for interpreting and executing most of the commands from a computer's other hardware and software.
Ladder Logic
A programming language used to represent control logic in easily understood symbols arranged in a structure resembling a ladder, widely used in industrial and mechanical applications.
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