Java Basics (Data Types and Variables)

Name the data type: "true"

• boolean

• char

• String

• double

Name the data type: 1.0

• double

• int

• char

• boolean

Name the data type: '3'

• int

• char

• String

• None of the above

Name the data type: false

• String

• boolean

• int

• None of the above

What data type would you use for storing the number of students in a class?

• boolean

• String

• double

• int

What data type would you use for storing the average test score in a class?

• double

• String

• int

• char

What data type would you use for storing letter grades (without - or +) for students in a class?

• String

• char

• int

• boolean

What data type would you use to store names of students?

• String

• char

• boolean

• None of these

How would you declare a variable storing a person's name?

• string name = "Jeff";

• name String = "Jeff";

• String name = Jeff;

• String name = "Jeff";

How would you declare a variable storing the tax rate?

• int taxRate = 5.1;

• taxRate = "5.1";

• double taxRate = 5.1;

• double taxRate = "5.1";