Exam 4: Selection Structures

A(n) ____ is any combination of operands and operators that yields a result.

Applying a postfix or prefix ++ operator to a variable of type bool sets the Boolean value to ____.

When writing a switch statement, you can use multiple ____ values to refer to the same set of statements.

The ____ statement in C++ is used to implement a decision structure in its simplest form choosing between two alternatives.

The most commonly used ____ in if statements are simple relational expressions.

In C++, relational operators can be used with integer, float, double, and ____________________ operands.

A ____ statement is an alternative to the if-else chain for situations when the condition involves comparing an integer expression to a specific value.

A(n) ____ chain is used in programming applications where one set of instructions must be selected from many possible alternatives.

Because of the way computers store single-precision and double-precision numbers, you should avoid testing for equality of single-precision and double-precision values and variables by using the relational operator ____________________.

Logical operators AND, OR, and NOT are represented by the symbols , ____, and !, respectively.

A ____ statement is a sequence of single statements contained between braces.

In C++, the postfix and prefix -- operators can be applied to Boolean variables.

In the ASCII character set, lowercase letters are considered ____________________ than uppercase letters.

The technique of ____________________ programming includes code to check for improper input data.

The switch statement requires you to list the case values in increasing order.

A common problem with the if-else statement is using the assignment operator, = , in place of the relational operator == .

A useful modification of the if-else statement involves omitting the ____ part of the statement.

In the switch statement, the ____ keyword identifies values that are compared with the switch expression s value.

A switch statement can contain any number of case labels in any order.

In C++, Boolean variables are declared with the ____ keyword.