Solutions to Selected Midterm Questions

• The name of the function
• The number, type, and order of parameters

legal
illegal - can't dereference an int *y
legal
illegal - can't dereference an int *y
legal
legal
legal
illegal - *x is an int and array is an address
illegal - *x is an int and &array[0] is an address

Answer #9

class Person
{
  public:
    Person(void);
    ~Person(void);
    void Set(const char* first, const char* last, int age);
    void Display(void) const;

  private:
    char* first;
    char* last;
    int age;
};

Person::Person(void)
{
  delete [] first;
  delete [] last;
}

Person(const Person& otherPerson);

Person person[50];

Person::Person(const Person& otherPerson)
{
  age = otherPerson.age;

  first = new char[strlen(otherPerson.first) + 1];
  assert(first);
  strcpy(first, otherPerson.first);

  last = new char[strlen(otherPerson.last) + 1];
  assert(last);
  strcpy(last, otherPerson.last);
}

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