Ch. 5 Control Statements Part 2

Question 1

Typically, _______ statements

are used for counter-controlled repetition and ______

statements for sentinel-controlled repetition.

Answer 1

for

while

Question 2

The “do…while” statement test the loop-continuation condition ______ executing the loop’s body; therefore teh body always executes at least once.

Answer 2

after

Question 3

The ______ statement selects among multiple actions based on the possible values of an integer variable or expression.

Question 4

The ______ statement, when executed in a repetition statement, skips teh remaining statements in the loop body and proceeds with the next iteration of the loop.

Answer 4

continue statement

Question 5

The _____ operator can be used to ensure that two conditions are both true before choosing a certain path of execution.

Answer 5

&&

(Conditional AND)

Question 6

If the loop-continuation condition in a for header is initially ______, the program does not execute the for statements body.

Answer 6

false

Question 7

Methods that perfrom common tasks and do not require objects are called ______ methods.

Answer 7

static methods

Question 8

The default case is required in the switch selection statement.

Answer 8

False

the default case is optional

Question 9

The break statement is required in the last case of a switch selection statement.

Answer 9

false

the break statement is used to exit the switch statement

Question 10

The expression ( ( x > y) && ( a < b) )

is true if either x > y is true or a < b is ture

Answer 10

false

Both of the relational expressions must be true for the entire expression to be true when using && operator

Question 11

The comma (,) formatting flag in a format specifier

(eg %,20.2f) indicates that a value should be output with a thousands seperator.

Answer 11

True

Question 12

An expression containing “ll” operator is true if either or both of its operands are true

Answer 12

true

Question 13

To test for a range of values in a switch statement, use a hyphen (-) between the start and end values of the range in a case lablel

Answer 13

False

The switch statement does not provide a mechanism for testing ranges of values, so every value that must be tested should be listed in a seperate case label

Question 14

Listing cases consecutively with no statements between them enables the cases to perform the same set of statements.

Answer 14

True