Java Methods and Return Values

these are the number and types of variables or objects sent to a method

• parameters
• arguments

What is the returned value of recMethod(5)?

• 68
• 70
• 75
• 82

Java method definitions require which of the following parts in their headers?

• A method name

• A set of parentheses

• A comma-separated parameter list

• A semi-colon

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

• parentheses

• rectangle brackets

• curly braces

• angle brackets

Which method has a parameter and returns an integer?

• public void methodExample(int num1, int num2) {...}

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

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

• public int methodExample() {...}

What is stored in x after the code segment is executed?

int x;

x = 10 + 5 % 3;

• 0

• 5

• 11

• 12

If a method of a class is defined like this:
goDown();
what does the () mean?

• It requires data to be passed in
• It has no parameters
• It can be called from BlueJ

It is an optional statement used to describe what a program or a line of program is doing.

• tag

• command

• code

• comment

Calculate the expression.

(int)( 9 % 2 * 7 / 3 )

• 4.67

• 2.33

• 4

• 2

What does /*.....*/ represent?

• single line comment
• multiple line comment