Use the Following Information for Questions

question 20

Multiple Choice

Use the following information for questions

-Assuming Chu uses a perpetual inventory system, the entry to account for the March 1 purchase is

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Definitions:

Internal Input Instructions

Specialized instructions in a PLC program to manipulate internal bits or flags that are not directly linked to physical inputs.

Central Processing Unit

The primary component of a computer or digital system that performs the interpretation and execution of instructions.

Backplane

A printed circuit board, located in the back of a chassis, that contains a data bus, power bus, and mating connectors for modules to be inserted in the chassis.

Field Input Devices

Equipment or sensors that capture and transmit data from the external environment into a processing system for analysis and action.