Examlex
When sending sensitive email, James uses a program that transforms data into scrambled code to protect it from being understood by unauthorized users. James is using "encryption" to protect his email communications.
XIO Instruction
stands for "Examine if Off" in programmable logic controllers (PLC), used to check if a specific condition or input is false or not present.
Physical Input
A hardware interface through which real-world data is received by a system or device.
Input Voltage
The electrical potential difference provided to the input terminals of a device, necessary for its operation.
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