CIS116- QUIZ 4

Which of the following operators reverses the logic of its operand?

– NOT
– AND
– OR
– All of these
– None of these

NOT

Which operator is best to determine whether x contains a value in the range of 10 through 57?

– AND
– NOT
– OR
– ==
– None of these

And

Which operator would make the following expression false?
True_____False

– AND
– NOT
– OR
– All of these
– None of these

And

A nested decision structure can achieve the same logic as a case structure.

– True
– False

True

A nested decision structure can be used to test more than one condition.

– True
– False

True

What two logical operators perform short-circuit evaluation?

– NOT and OR
– AND and OR
– AND and NOT
– All of these
– None of these

And and Or

The first line of the case structure starts with the word CASE followed by the test expression.

– True
– False

False

The short-circuit evaluation is performed with expressions containing any logical operators.

– True
– False

False

Which operator is used to determine that the operands are not exactly of the same value?

– =
– !
– =!
– ==
– None of these

None of these

The If-Then-Else statement can be used to simplify a complex nested decision structure.

– True
– False

True

The ________ operator could be used, in some situations, to simplify nested selection structures.

– AND
– NOT
– OR
– All of these
– None of these

AND

Which operator would make the following expression true?
False_____True

– AND
– NOT
– OR
– All of these
– None of these

OR

Which structure is a logical design that controls the order in which a set of statements executes?

– Control
– Sequence
– Module
– Terminal
– None of these

Control

An If statement will produce unpredictable results if the programmer does not use proper indentations in pseudocode.

– True
– False

False

The ________ operator is a unary operator, as it works with only one operand.

– AND
– NOT
– OR
– All of these
– None of these

Not

A case structure is a ________ alternative decision structure.

– Single
– Dual
– Multiple
– Single or dual
– All of these

Multiple

Decision structures are also known as selection structures.

– True
– False

True

Which of the following is a logical operator?

– AND
– NOT
– OR
– All of these
– None of these

All of these

If the expression is false, the ________ operator will return true.

– AND
– NOT
– OR
– All of these
– None of these

Not

What type of operators are the following?
> < >= <= == !=

– Boolean
– Relational
– Logical
– Mathematical
– None of these

Relational