What Is the First Step to Be Performed When Computing

question 54

Multiple Choice

What is the first step to be performed when computing Σ(X + 2) ²?

• A)Square each value
• B)Add 2 points to each score
• C)Sum the squared values
• D)Sum the (X + 2) values

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Definitions:

Output Instruction

In PLC programming, an Output Instruction is used to control the state of an output based on the logic implemented in the program.

Program Rung

A horizontal row in a ladder logic program, representing a basic control circuit where conditions lead to actions.

Continuously On

Refers to an electrical circuit or device state where power is supplied without interruption, maintaining an active or energized condition indefinitely.

Ladder Rung

A component of a ladder diagram in programmable logic controllers, representing a condition leading to an output action.