Java Data Types and Their Uses

Front

What are the primitive data types in Java?

Back

int, long, float, double, boolean, char, and byte

Front

Explain the difference between int and double data types in Java.

Back

int stores whole numbers, while double stores decimal numbers.

Front

What are the numeric data types in Java?

Back

byte, short, int, long, float, and double

Front

What is the boolean data type used for in Java?

Back

To represent true or false values

Front

How do you declare and initialize a string variable in Java?

Back

String variableName = "initial value";

Front

What is the default value of a boolean variable in Java?

Back

false

Front

What is the value stored in x? double x = (int) (1.8 * 2.0)

Back

3.0

Front

What is the value stored in x? int x = 1.8 * 2.0

Back

Error

Front

What is the value stored in x? int x = 23 / 5;

Back

4

Front

_________ operator returns the remainder after division

Back

% operator