Exam 4: Making Decisions

A ____ expression is one that represents only one of two states,usually expressed as true or false.

In a truth table,the expression ____ is false.

The ____ clause of the decision is the part that executes only when the tested condition in the decision is false.

When you combine AND and OR operators within the same statement,which takes precedence?

Match each term with a statement below. -An evaluation with multiple parts

How can you avoid common errors in an OR selection?

The NOT operator is a unary operator,meaning it takes only one operand.

How can you improve the efficiency of a nested decision?

A short-circuit evaluation is where each part of an expression is evaluated only as far as necessary to determine whether the entire expression is true or false.

Match each term with a statement below. -Used to override the default order of operations

Match each term with a statement below. -Nested if

You can use ____ for clarity and to override the default order of operations.

In any comparison,the two values compared can be either variables or constants.

When you ask multiple questions before an outcome is determined,you create a ____ condition.

How can you avoid common errors in an AND selection?

A ____________________ selection is one in which an action is associated with each of two possible outcomes.

To avoid confusion,you can use ____statements instead of using AND and OR operators.

The ____ clause is the part of the decision that holds the action or actions that execute when the tested condition in the decision is true.

Explain what a range check is and provide an example.

When you combine AND and OR operators,the OR operators take precedence,meaning their Boolean values are evaluated first.