Which of the Following Is a Valid Way of Creating

question 23

Multiple Choice

Which of the following is a valid way of creating a string within a Ruby statement?

• A) Embed text within an opening %Q{ and } characters.
• B) Embed text within a pair of double quotation marks.
• C) Embed text within a pair of single quotation marks.
• D) Both a and b.

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Definitions:

Internal Relay

An electromechanical device used within a circuit or system to control a larger current with a smaller one, acting as a switch.

PLC

A Programmable Logic Controller is a digital computer designed for the automation of electromechanical processes.

User Program

Custom software created by or for the end-user to perform specific tasks within a device or system.

Energizing

The act of supplying electrical power to a circuit, device, or system, bringing it to a state of operational readiness.