when a program lets the user know that an invalid menu choice has been made, this is an example of
Back
The ____ operator is used in C++ to test for equality
Front
==
Back
What will the following statement do if x equals 17 and answer = 20?
answer = x > 100 ? 0 : 1;
Front
Assign 1 to answer
Back
What will the following expression evaluate to?
!(6 > 7 || 3 ==4)
Front
True
Back
Which of the following correctly declares an enumerated data type named student?
Front
enum student { Bill, Tom, Mary};
Back
A trailing else placed at the end of an if/else if statement provides a default action when ____ of the if conditions is/are true.
Front
none
Back
The _____ statement executes one block of statements if a test condition is true, and another block if the condition is false.
Front
if/else
Back
Flag
Front
A(n) _____ is a variable, usually a bool, that signals when a condition exists.
Back
The ____ operator is known as the logical OR operator
Front
&
Back
The default section of a switch statement performs a similar task the ____ portion of an if/else if statement.
Front
trailing else
Back
The ____ statement executes one statement, or block of statements, if a condition is true and skips it, doing nothing, if the condition is false.
Front
if
Back
bool
Front
A flag is a variable, usually a data type ______, that signals whether or not some condition exists.
Back
if
Front
The ____ statement causes other program statements to execute only under certain conditions.
Back
Nested if
Front
When an if statement is placed within the conditionally-executed code of another if statement, this is known as a(n)
Back
True/False: The scope of a variable is the program it is defined in.
Front
False
Back
The ____ statement acts like a chain of if statements. Each performs its test, one after the other, until one of them is found to be true or until the construct is exited without any test ever evaluation to true.
Front
if/else if
Back
Relational operators allow you to _____ numbers
Front
compare
Back
If s1 and s2 are string objects, s1 == s2 is true when
Front
None of these because in each case one or more characters in the strings have different ASCII codes
Back
In C++ when a relational expression is false, it has the value
Front
0
Back
The C++ _____ operator represents logical AND.
Front
&&
Back
!
Front
The _____ operator takes an operand and reverses its truth or falsehood.