When the Manager of a Local Electronics Store Decides to Offer

question 240

Multiple Choice

When the manager of a local electronics store decides to offer its customers a gift-wrapping service for the holidays, this is a decision about:

• A) Product.
• B) Place.
• C) Promotion.
• D) Price.

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Definitions:

TOF Timer

A "Timer Off-Delay" type in programmable logic controllers that starts timing when the input turns off and can turn an output on or off after a set delay.

On-Delay Timer

An electromechanical relay with contacts that change state a predetermined time period after the coil is energized; the contacts return to their shelf state immediately on de-energization of the coil; also, a programmable logic controller instruction that emulates the operation of the electromechanical on-delay timer.

Ladder Rung

A horizontal section of a ladder logic diagram, representing a specific logic operation in PLC programming.