C.P. - Flashcard #2 - Review

Front

Declare the main method.

Back

public static void main(String [] args) {

Front

Declare a boolean variable.

Back

boolean x;

Front

Initialize an integer variable.

Back

int y = 3;

Front

Create a Scanner object.

Back

Scanner keyboard = new Scanner (System.in);

Front

Declare a variable and assign it to the input object.

Back

int z;
z =keyboard.nextInt();

Front

This method reads an integer from a Scanner object.

Back

.nextInt();

Front

This method reads a double from a Scanner object.

Back

.nextDouble();

Front

This method reads a String from a Scanner object.

Back

.nextLine();

Front

What does NaN stand for?

Back

Not a Number

Front

_______ variables are used for values that are counted.

Back

Integer