Chapter 4 Exam Review

Which of the following is a valid Python data type?

• String

• Integer

• Floating Point

• All of these are valid

Which data type would best hold the value "Greetings"?

• String

• Integer

• Floating Point

• Boolean

What do we call an area in computer memory that holds a named value?

• Variable

• Vault

• Locker

• Dictionary

How do you change the data type of a variable?

• Just assign a new value to the variable, and the type is automatically changed

• Call the type() function

• Print the variable contents to the screen

• You can't change a variable's data type after the initial assignment

Which of the following statements will successfully assign the value 17 to the variable "age"?

• age = 17

• age + 17

• 17 = age

• age(17)

Which of the following variable names are invalid?

• 123LookAtMe

• Look_at_me

• LookAtMe123

• All of these are valid

Based on best practice rules for naming variables, which of the following variable names would be best to hold a value containing a player's score?

• playerScore

• ps

• ThePlayersCurrentScoreInOurGame

• x

Which of the following values is not a valid integer?

• 5.5

• -2

• 1000

• 0

How would you assign the value 1,000 to a Python integer variable named "bigNumber"?

• bigNumber = 1000

• bigNumber = 1,000

• bigNumber(1000)

• This number is too large to be assigned

Which of the following statements will print the text "GO FOR IT" to the screen?

• print(GO FOR IT)

• display("GO FOR IT")

• show("GO FOR IT")

• print("GO FOR IT")