Python Chapter 3 quiz

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In python the ______ symbol is used as the not-equal-to operator

!=

When using the _____ logical operator, both subexpressions must be true for the compound expression to be true

"and"

In Python the _______ symbol is used as the equal-to operator

==

T or F: Python allows you to compare strings, but it is not case sensitive

False

T or F: Python uses the same symbols for the assignment operator as for the equality operator

False

T or F: The Python language is not sensitive to block structuring of code

False

What is the result of the following Boolean expression, given that x=5, y-3, and z=8? x < y AND z > x

False

What is the result of the following Boolean expression, given that x=5, y=3 and z=8 not ( x < y OR z > x ) AND y < z

False

T or F: Nested decision statements are one way to test more than one condition

True

T or F: The "if" statement causes one or more statements to execute only when a Boolean expression is true

True

What is the result of the following Boolean expression, given that x=5, y=3 and z= 8? x < y OR z > x

True

A Boolean variable can reference one of two values which are

True or False

Multiple Boolean expressions can be combined by using a logical operator to create ______ expressions

compound

A(n) ______ structure is a logical design that controls the order in which as set of statements execute

control

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

dual alternative

Boolean variable are commonly used as ____ to indicate whether a specific condition exist

flags

Which of the following is the correct "if" clause to determine whether "choice" is anything other than 10?

if choice != 1-:

Which of the following "if" clause to determine whether "y" is in the range of 10-50, inclusive?

if y >= 10 AND y <= 50:

What does the following expression mean? x <= y

x is less than or equal to y


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