____ Are Where People Exchange Typed Messages in Real-Time

question 111

Multiple Choice

____ are where people exchange typed messages in real-time.

• A) E-mail
• B) Bulletin boards
• C) Chat groups
• D) Social networks

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Definitions:

MCR Zone

In programmable logic controllers (PLCs), a Master Control Relay zone, which refers to a section of the program controlled by a master relay for safety or operational purposes.

Subroutine

A set of instructions designed to perform a frequently used operation within a program.

Main Program

The primary set of instructions executed by a computer or an embedded system to perform its intended function.

Energize

The physical application of power to a circuit or device to activate it; the act of setting the on, true, or 1 state of a programmable logic controller’s relay ladder diagram output device or instruction.