Basic Java Concepts

Front

Why do we use methods in Java programming?

Back

Break down our program into smaller parts, Avoid repeating code, Make our program more readable.

Front

What are parameters?

Back

The formal names given to the data/variables that are passed into a method.

Front

When the type of a method is defined as void, this indicates...

Back

the method returns nothing

Front

In the following code, what is the name of the method?
public void squared(int num1)

Back

squared

Front

What goes in the parentheses after a method name?

Back

parameters

Front

Which is a properly written method with four parameters? Options: public void math(int a, int b), public void math(double a, double b, double c, double d), public void math(a, b, c, d), public void math(4, 3, 2, 1)

Back

public void math(double a, double b, double c, double d)

Front

Name the data type: 1.0

Back

double

Front

The body of a method definition is contained within a set of ______________.

Back

curly braces

Front

Which method has a parameter and returns an integer? Options: public void methodExample(int num1, int num2) {...}, public void methodExample(int num) {...}, public int methodExample(int num) {...}, public int methodExample() {...}

Back

public int methodExample(int num) {...}

Front

What is stored in x after the code segment is executed?
int x;
x = 10 + 5 % 3;

Back

12