which of the following declacation would be permissible type

which of the following declacation would be permissible type instantiation in C++, assuming that aBox class took a single type parameter?

1- Box <int> myBox;

2- Box <PayrollRecord> myBox;

3- Box<3> myBox;

4- Box< int *> myBox;

5- Box< PayrollRecord *> myBox;

6- Box< PayrollRecord > *myBox;

7- Box<> myBox;

8- Box myBox;

-The answers are more than one

Solution

Answer:

Below are the declacations would be permissible type instantiation in C++

1- Box <int> myBox;

2- Box <PayrollRecord> myBox;

4- Box< int *> myBox;

5- Box< PayrollRecord *> myBox;

6- Box< PayrollRecord > *myBox;