What is an undefined reference/unresolved external symbol error and how do I fix it?


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More C++ General Interview Questions

I was a c++ code and was asked to find out the bug in that. The bug was that he declared an object locally in a function and tried to return the pointer to that object. Since the object is local to the function, it no more exists after returning from the function. The pointer, therefore, is invalid outside.

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Difference between overloaded functions and overridden functions

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why is iostream::eof inside a loop condition considered wrong?

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What is an adaptor class or Wrapper class?

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What does std mean in c++?

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How do I use turbo c++?

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If you hear the cpu fan is running and the monitor power is still on, but you did not see anything show up in the monitor screen. What would you do to find out what is going wrong?

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What is the C-style character string?

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Explain how an exception handler is defined and invoked in a Program.

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what is upcasting in C++?

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What are the uses of c++ in the real world?

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What is abstract class in c++?

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