Copy construtor

[sarojjena]

By default the compiler will provide a copy construtor but we write a copy construtor own.

[sarojjena]

By default the compiler will provide a copy construtor but we write a copy construtor own.

Tell me about memory leak. and core dump and which command is used in memory leak?

tell me the case where we use pure virtual functions

[Ganon11]

These are very broad questions that are difficult to answer; we have experts on here who could write books about each topic, and you may have a question only on one specific point. Further, this sounds like the kind of general question that might be asked on a programming homework assignment. Try reading your book or looking at some free online tutorials regarding these topics, and feel free to ask a more specific question here.