Question 1

Decision structures are also known as selection structures.

Accepted Answer

A) True 
 B)False

Question 2

Boolean variables are commonly used as _______________ to indicate whether a specific condition exists.

Accepted Answer

The answer of Boolean variables are commonly used as _______________...

Question 3

What is the result of the following Boolean expression, if x equals 5, y equals 3, and z equals 8?
X  x

Accepted Answer

A)   true
B)   false
C)   8
D)   5E) C) and D)
F) All of the above

Question 4

The _______________ statement is used to create a decision structure.

Accepted Answer

The answer of The _______________ statement is used to create...

Question 5

What is the result of the following Boolean expression, if x equals 5, y equals 3, and z equals 8?
X  x

Accepted Answer

A)   true
B)   false
C)   8
D)   5E) None of the above
F) A) and D)

Question 6

The decision structure that has two possible paths of execution is known as _____.

Accepted Answer

A)   single alternative
B)   double alternative
C)   dual alternative
D)   two alternativeE) B) and D)
F) A) and B) C

Question 7

A(n) _______________ operator determines whether a specific relationship exists between two values.

Accepted Answer

The answer of A(n) _______________ operator determines whether a specific...

Question 8

In Python the _____ symbol is used as the equality operator.

Accepted Answer

A)   ==
B)   =
C)   >=
D)   <=E) B) and D)
F) B) and C) A

Question 9

What is the result of the following Boolean expression, if x equals 5, y equals 3, and z equals 8?
Not (x  x)  and y < z

Accepted Answer

A)   true
B)   false
C)   8
D)   5E) A) and B)
F) None of the above

Question 10

In a decision structure, the action is _______________ executed because it is performed only when a certain condition is true.

Accepted Answer

The answer of In a decision structure, the action is...

Question 11

In flowcharting, the _______________ symbol is used to represent a Boolean expression.

Accepted Answer

The answer of In flowcharting, the _______________ symbol is used...

Question 12

A(n) _______________ expression is made up of two or more Boolean expressions.

Accepted Answer

The answer of A(n) _______________ expression is made up of...

Question 13

The not operator is a unary operator and it must be a compound expression.

Accepted Answer

A) True 
 B)False

Question 14

A(n) _______________ decision structure provides only one alternative path of execution.

Accepted Answer

The answer of A(n) _______________ decision structure provides only one...

Question 15

When using the _____ operator, one or both subexpressions must be true for the compound expression to be true.

Accepted Answer

A)   Or
B)   And
C)   Not
D)   MaybeE) None of the above
F) A) and B)

Question 16

Python provides a special version of a decision structure known as the _______________ statement, which makes the logic of the nested decision structure simpler to write.

Accepted Answer

The answer of Python provides a special version of a...

Question 17

Expressions that are tested by the if statement are called Boolean expressions.

Accepted Answer

A) True 
 B)False

Question 18

The if statement causes one or more statements to execute only when a Boolean expression is true.

Accepted Answer

A) True 
 B)False

Question 19

Which logical operators perform short-circuit evaluation?

Accepted Answer

A)   or, not
B)   not, and
C)   or, and
D)   and, or, notE) None of the above
F) B) and C)

Question 20

The Python language is not sensitive to block structuring of code.

Accepted Answer

A) True 
 B)False  False

Exam 3: Decision Structures and Boolean Logic

Decision structures are also known as selection structures.

Correct AnswerverifiedShow Answer

Boolean variables are commonly used as _______________ to indicate whether a specific condition exists.

Correct AnswerverifiedShow Answer

What is the result of the following Boolean expression, if x equals 5, y equals 3, and z equals 8? X < y or z > x

Correct AnswerverifiedShow Answer

The _______________ statement is used to create a decision structure.

Correct AnswerverifiedShow Answer

What is the result of the following Boolean expression, if x equals 5, y equals 3, and z equals 8? X < y and z > x

Correct AnswerverifiedShow Answer

The decision structure that has two possible paths of execution is known as _____.

Correct AnswerverifiedC

A(n) _______________ operator determines whether a specific relationship exists between two values.

Correct AnswerverifiedShow Answer

In Python the _____ symbol is used as the equality operator.

Correct AnswerverifiedA

What is the result of the following Boolean expression, if x equals 5, y equals 3, and z equals 8? Not (x < y or z > x) and y < z

Correct AnswerverifiedShow Answer

In a decision structure, the action is _______________ executed because it is performed only when a certain condition is true.

Correct AnswerverifiedShow Answer

In flowcharting, the _______________ symbol is used to represent a Boolean expression.

Correct AnswerverifiedShow Answer

A(n) _______________ expression is made up of two or more Boolean expressions.

Correct AnswerverifiedShow Answer

The not operator is a unary operator and it must be a compound expression.

Correct AnswerverifiedShow Answer

A(n) _______________ decision structure provides only one alternative path of execution.

Correct AnswerverifiedShow Answer

When using the _____ operator, one or both subexpressions must be true for the compound expression to be true.

Correct AnswerverifiedShow Answer

Python provides a special version of a decision structure known as the _______________ statement, which makes the logic of the nested decision structure simpler to write.

Correct AnswerverifiedShow Answer

Expressions that are tested by the if statement are called Boolean expressions.

Correct AnswerverifiedShow Answer

The if statement causes one or more statements to execute only when a Boolean expression is true.

Correct AnswerverifiedShow Answer

Which logical operators perform short-circuit evaluation?

Correct AnswerverifiedShow Answer

The Python language is not sensitive to block structuring of code.

Correct AnswerverifiedFalse

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