Exam 8: Decisions, Decisions, Decisions Selection Structure

Unlike the variables declared at the beginning of a procedure, variables declared within a statement block in a selection structure remain in memory until the procedure ends.

Unlike variables declared at the beginning of a procedure, variables declared within a statement block have block scope rather than procedure scope.

A programmer determines whether a problem's solution requires a selection structure by studying the problem specification.

The ____ in a flowchart is the start/stop symbol.

During run time, you can determine whether a check box is selected or unselected by looking at the value in its Checked property.

More unintentional errors occur in applications when the variables are declared using the minimum scope needed.

A variable that has ____ scope can be used only within the statement block in which it is declared.

Items in square brackets are required in the syntax of an algorithm.

In the If…Then…Else statement, the condition must be a(n) ____ expression.

The oval in a flowchart is called the selection/repetition symbol.

Arithmetic operators are evaluated after any comparison operators in an expression.

Although there is nothing wrong with declaring all variables at the beginning of a procedure, many programmers would prefer to create a variable only if it is necessary to do so.

The ____ in a flowchart is the input/output symbol.

Operators are called ____ operators because they are used to compare values.

The ____ in a flowchart is the process symbol.

A variable that has ____ scope can be used anywhere within the procedure.

The two flowlines leading out of a diamond should be marked so that anyone reading the flowchart can distinguish the true path from the false path.

You can select a check box by double-clicking it.

A variable declared within a statement block is called a ____.

The set of statements contained in the true path, as well as the set of statements contained in the false path, is referred to as a(n) ____.