1- define composition and give its example with coding
2- what r container classes?how many types of container classes are there?
3- what is virtual inheritance?
4- can a constructor throw exception? If it fails, how should this error be handled?
5- define inheritance and give its example.
6- Three questions were about identification and correction of given coding and reason of error.
7- what is virtual constructor?
8- define static and dynamic binding.
