Boonlean |
A ____ expression is one that represents only one of two states, usually expressed as true or False. |
Else |
The keyword that is NOT included in a single-alternative selection is ____. |
If-Then |
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. |
Binary |
____ operators require two operands. |
Data type |
Both operands in a comparison expression must be the same ____. |
String |
Usually, ____ variables are not considered to be equal unless they are identical. |
Compound |
When you ask multiple questions before an outcome is determined, you create a ____ condition. |
AND |
A(n) ____ decision is a decision in which two conditions must be true for an action to take place. |
Cascading |
A series of nested if statements is also called a ____ if statement. |
Case |
Most languages allow you to use a variation of the decision structure called the ____ structure when you must nest a series of decisions about a single variable. |
First ask the question that is more likely to be false |
For maximum efficiency, a good rule of thumb in an AND decision is to ____. |
AND |
Most programming languages allow you to ask two or more questions in a single comparison by using a(n) ____ operator that joins decisions in a single statement. |
&& |
The conditional AND operator in Java, C++, and C# is ____. |
Truth tables |
____ are diagrams used in mathematics and logic to help describe the truth of an entire expression based on the truth of its parts. |
Four |
When creating a truth table, you must determine how many possible Boolean value combinations exist for the conditions. If there are two conditions, ____ combinations will exist. |
True and True |
In a truth table, the expression ____ is true. |
Short Circuit |
____ evaluation is when each part of an expression that uses an operator is evaluated only as far as necessary to determine whether the entire expression is true or false. |
First ask the question that is more likely to be true |
For maximum efficiency, a good rule of thumb in an OR decision is to ____. |
OR |
When you use the logical ____ operator, only one of the listed conditions must be met for the resulting action to take place. |
True and False |
In a truth table, the expression ____ is false. |
|| |
C#, C++, C, and Java use the symbol ____ as the logical OR operator. |
NOT |
You use the logical ____ operator to reverse the meaning of a Boolean expression. |
Range Check |
You can perform a ____ by making comparisons using either the lowest or highest value in a range of values. |
AND |
When you combine AND and OR operators, the ____ operators take precedence, meaning their Boolean values are evaluated first. |
Parentheses |
You can use ____ for clarity and to override the default order of operations. |
COP1000C Quiz#4 Multiple Choice
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