AP CSP 3.1 (Variables)

The variable age is to be used to represent a person’s age, in years. Which of the following is the most appropriate data type for age?

• boolean

• number

• string

• list

The variable isOpen is to be used to indicate whether or not a store is currently open. Which of the following is the most appropriate data type for isOpen?

• boolean

• number

• string

• list

A teacher is writing a code segment that will use variables to represent a student’s name and whether or not the student is currently absent. Which of the following variables are most appropriate for the code segment?

• A string variable named s and a Boolean variable named a

• A string variable named s and a numeric variable named n

• A string variable named studentName and a Boolean variable named isAbsent

• A string variable named studentName and a numeric variable named numAbsences

• 10

• 20

• 30

• 40

• The value of first is true, and the value of second is true.

• The value of first is true, and the value of second is false.

• The value of first is false, and the value of second is true.

• The value of first is false, and the value of second is false.

• x only

• y only

• x and z only

• x, y, and z