Class Definition Ch 04-1

question 13

Multiple Choice

Class Definition Ch 04-1
import java.text.DecimalFormat;
public class Student
{
private String name;
private String major;
private double gpa;
private int hours;

public Student(String newName, String newMajor, double
newGPA, int newHours)
{
name = newName;
major = newMajor;
gpa = newGPA;
hours = newHours;
}

public String toString()
{
// xxxx needs to be replaced
DecimalFormat df = new DecimalFormat("xxxx") ; return name + "\n" + major + "\n" + df.format(gpa)
+ "\n" + hours
}
}

-Refer to Class Definition Ch 04-1: Which of the following patterns should be used in place of "xxxx" when instantiating df so that the gpa to be output is in typical form (like 3.810) ?

• A) "#.###"
• B) "#.0"
• C) "0.#"
• D) "0.000"
• E) "0.0##"

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Definitions:

Resource Maximization

It is the technique or strategy of optimally utilizing resources to achieve the highest possible output or efficiency.

Least-costly Combination

A perfect combination of resources that lowers the production cost while reaching a target output level.

Profits

Financial gains realized when the revenues from business activities exceed the expenses, costs, and taxes needed to sustain the operation.

Profit-maximizing Combination

An optimal mix of inputs or factors of production that results in the highest possible profit for a firm, given the costs and available resources.