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What is a variable and how is it used in a program?

When a program has several modules calling other modules, programmers often use a program ____, which operates similarly to an organizational chart, to show the overall picture of how modules are related to one another.

Program ___________________ are written explanations that are not part of the program logic but that serve as documentation for readers of the program.

___________________ tasks include any steps you must perform at the beginning of a program to get ready for the rest of the program.

Each programming language has a few reserved ____________________ that are not allowed as variable names because they are part of the language’s syntax.

Program ___________________ are written explanations that are not part of the program logic but that serve as documentation for readers of the program.

Declaring a starting value for a variable is known as ____ the variable.

A(n) ____ is a named memory location whose value can vary.

The ____ is the standard terminal symbol for a flowchart.

The ____ is used to represent output in a flowchart.