Question 1

The compiler always pairs an else with _______________

Accepted Answer

the nearest previous if not already paired with an else.

Question 2

A semicolon by itself is a valid C++ statement.

Accepted Answer

A semicolon by itself is a valid C++ statement known as a null statement or empty statement. It does nothing and is often used as a placeholder or to separate multiple statements on the same line.

Question 3

All nested if-else statements can be converted into switch statements.

Accepted Answer

Switch statements can only be used when comparing a single variable’s value to a series of constant values. Nested if-else statements can handle more complex conditions that cannot be represented as a series of constant values.

Question 4

A ____________ expression is an expression that can be thought of as being true or false.

Accepted Answer

The answer of A ____________ expression is an expression that...

Question 5

A _________ loop always executes the loop body at least once,irregardless of the loop condition.

Accepted Answer

The answer of A _________ loop always executes the loop...

Question 6

Each repetition of a loop body is called ____________.

Accepted Answer

The answer of Each repetition of a loop body is...

Question 7

_________ is a type whose values are defined by a list of constants of type int.

Accepted Answer

The answer of _________ is a type whose values are...

Question 8

The break statement causes all loops to exit.

Accepted Answer

The break statement causes the innermost loop to exit, not all loops.

Question 9

Which boolean operation is described by the following table?

A)or
B)and
C)not
D)none of the above

Accepted Answer

The table shows that if either A or B are true, then the result is true. This is the behavior of the "or" boolean operation.

Question 10

A switch statement variable must be ________

Accepted Answer

The answer of A switch statement variable must be ________...

Question 11

A boolean expression may evaluate to more than 2 values

Accepted Answer

A boolean expression can only evaluate to two values: true or false.

Question 12

The code following the ________ case is executed if none of the other cases are matched in a switch statement.

Accepted Answer

The answer of The code following the ________ case is...

Question 13

A break statement in a switch stops your program.

Accepted Answer

A break statement in a switch statement only stops the execution of the switch statement, not the entire program.

Question 14

A function may return a boolean value.

Accepted Answer

A function can return a boolean value of True or False depending on the logic and conditions applied in the function.

Question 15

In an enumerated data type,different constants may not have the same value.

Accepted Answer

In many programming languages, an enumerated data type does not allow different constants to share the same value by default. However, some languages or specific implementations may allow for manual assignment of values to enum members, potentially enabling different constants to have the same value if explicitly defined by the programmer.

Question 16

A loop that iterates one too many or one too few times is said to be ________

Accepted Answer

The answer of A loop that iterates one too many...

Question 17

A compound statement that contains variable declarations is called a __________.

Accepted Answer

The answer of A compound statement that contains variable declarations...

Question 18

All switch statements can be converted into nested if-else statements

Accepted Answer

Switch statements are simply another way of writing multiple if-else statements, therefore they can always be converted into nested if-else statements. However, this may result in code that is more difficult to read and maintain.

Question 19

Variables defined inside a set of braces are said to be _______ to that block of code.

Accepted Answer

The answer of Variables defined inside a set of braces...

Question 20

It is illegal to make function calls inside a switch statement.

Accepted Answer

It is not illegal to make function calls inside a switch statement, although it may not be considered best practice in certain cases.

Quiz 3: More Flow of Control