Variables, Data Types, Expressions (Python) Review

A variable is a named value that can be changed in the program.

• False

• True

What is a String?

• A data type that contains whole numbers. eg: 3, 45, 124

• Numbers with decimal point. eg: 0.5, 2.45, 56.04

• Group of characters between quotation marks. eg: "dog"

• Data type that can only be True or False.

Which value is a String?

• 64

• "cat"

• True

• 0.5

What is an Integer?

• A data type that contains whole numbers. eg: 3, 45, 124

• Numbers with decimal point. eg: 0.5, 2.45, 56.04

• Group of characters between quotation marks. eg: "dog"

• Data type that can only be True or False.

Which value is an Integer?

• 64

• "cat"

• True

• 0.5

What is a Float?

• A data type that contains whole numbers. eg: 3, 45, 124

• Numbers with decimal point. eg: 0.5, 2.45, 56.04

• Group of characters between quotation marks. eg: "dog"

• Data type that can only be True or False.

Which value is a Float?

• 64

• "cat"

• True

• 0.5

What is a Boolean?

• A data type that contains whole numbers. eg: 3, 45, 124

• Numbers with decimal point. eg: 0.5, 2.45, 56.04

• Group of characters between quotation marks. eg: "dog"

• Data type that can only be True or False.

Which value is a Boolean?

• 64

• "cat"

• True

• 0.5

Which writes a message for the user?

• input()

• myVar="Hi"

• print("Hello!")

• max=100