What is wrong with the following overloaded extraction operator declaration? istream& operator >>(istream& in, const myClass &object);

c. Object should not be a const parameter

a. You cannot put the & on the return type

b. Object should not be a pass by reference parameter

As defined in the text, the pointer variable head

b. is the first node in the list.

a. points to the first node in the list.

c. while(iter!=NULL) iter=iter->link

a. for(iter=NULL; iter != NULL; iter=iter->link)

b. for( iter=head; iter != NULL; iter=iter->link)

Quiz

Adam Fisher 4 perguntas

Fazer o quiz

1How many members (data and functions) does the following class have?
{
public:
Rational()
Rational(int, int)
Rational(int)
int getN();
int getD();
friend void display();

private:
int
int
1. A6
2. B7
3. C2
4. D3
2What is wrong with the following overloaded extraction operator declaration?
istream& operator >>(istream& in, const myClass &object);
1. Aa. You cannot put the & on the return type
2. Bb. Object should not be a pass by reference parameter
3. Cc. Object should not be a const parameter
4. Dd. nothing
3As defined in the text, the pointer variable head
1. Aa. points to the first node in the list.
2. Bb. is the first node in the list.
3. Cc. is always NULL.
4. Dd. is undefined.
4Which of the following loops correctly uses iter as an iterator to move through the
nodes of the linked list?
1. Aa. for(iter=NULL; iter != NULL; iter=iter->link)
2. Bb. for( iter=head; iter != NULL; iter=iter->link)
3. Cc. while(iter!=NULL)
  iter=iter->link
4. Dd. while(iter!=NULL)
  iter++