Final answer:
Aristocrat, Inc.'s five-year operational plan represents their strategic planning horizon, guiding strategic decisions and resource allocation.
Step-by-step explanation:
The term used to describe the duration of Aristocrat, Inc.'s operational plan is their strategic planning horizon. This five-year plan outlines the company's operational approach and sets the framework for strategic decision-making and resource allocation. Crafting such a plan involves assessing the external environment, market conditions, technological advancements, and competitive landscape. It allows the company to set objectives, identify key actions, and earmark investments necessary for the company to thrive in the computer gambling machine industry over this period.