Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN: 9780133594140
Author: James Kurose, Keith Ross
Publisher: PEARSON
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Given the following class declaration (with prototypes):
class NumberArray
{
private:
    double *aPtr;    // pointer to a dynamic array of floating-point numbers
    int arraySize;    // size of the array
public:
    NumberArray(int size, double value);    // 2-parameter constructor
                                                                         // allocates array and sets all numbers to value
    void print() const; 
    void setValue(double value);
};
Assume NumberArray has been implemented.
Consider the following program segment and rewrite the class declaration to address the issues indentified in a-d.
1:   NumberArray first(3,10.5), second(5,6.9);
2:   NumberArray third = second;
3:   second = first;
4:   NumberArray array[10];
Rewrite the entire class declaration.  Add the necessary member prototypes to correct the following problems:
a) In Line 2 the behavior is not what we expect. Identify what needs to be added to the class for the code to behave properly and add the prototype to the class declaration with comment.
b) In Line 3 the behavior is not what we expect. Identify what needs to be added to the class for the code to behave properly and add the prototype to the class declaration with comment.
c) In Line 4 a compile-time error will occur. Identify what needs to be added to the class for the code to compile and add the prototype to the class declaration with comment.
d) Finally, identify what needs to be added to the class to free dynamic memory and add the prototype to the class declaration with comment.
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