In a Vehicle Mileage Application, You Enter Number of Miles

question 63

Multiple Choice

In a vehicle mileage application, you enter number of miles traveled by a vehicle and the amount of fuel used for 30 consecutive days. From this data the average monthly mileage of the vehicle is calculated. Which of the following should be done to improve the program design?

• A) The next time the average monthly mileage is calculated, use copy and paste to avoid making coding errors.
• B) Provide the same comment every time you repeat the average monthly mileage calculation.
• C) Consider writing a method that returns the average monthly mileage as a double value.
• D) Consider writing a method that returns void

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