Because Resources Are Limited

question 16

Multiple Choice

Because resources are limited,

• A) only the very wealthy can get everything they want.
• B) firms will be forced out of business.
• C) the availability of goods will be limited but the availability of services will not.
• D) people must make choices.

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Definitions:

Sequencer Chart

A graphical representation of steps or operations in sequential control processes, often used in programming automation processes.

I/O Devices

Devices connected to a control system, capable of providing input to or receiving output from the system.

Last-In, First-Out

A method of data storage or retrieval where the most recently stored information is the first to be retrieved.

FFL and FFU Instructions

FFL (FIFO Load) and FFU (FIFO Unload) are instructions used in programming PLCs for managing data in a First-In-First-Out (FIFO) manner.