Topic 2.5 Video 2

View the video on AP Classroom.

What is the behavior that is needed for the LunchCalculator program?

• Calculate the total for the lunch bill.

• Divide the amount of the lunch bill evenly

• Calculate the tax that will be charged on the lunch bill.

• Divide the amount of the bill into different portions.

For the Lunch Calculator program, what information is needed? (Select all that apply.)

• The number of friends

• How much each friend is willing to pay

• The total bill for the lunch.

• The tax for the bill.

What type of data will be returned for the divideBill method?

• double

• int

• String

• boolean

What data type(s) will the parameters be for the divideBill method? (Select all the apply.)

• int

• double

• String

• boolean

Consider the method go below that should return the sum of the parameters a and b.

 

public double go( double a, double b  )

{  

   /*  blank  */

}

 

Which of the following could correctly fill    /*  blank  */   ?

I.  return a + b;

 

II.  return a - b;

 

III.  return a * b;

 

• I only

• II only

• III only

• I and III only

• II and III only