Here are the some commonly askde C++ Interview questions Collected from IT guys,who had gone through the process of interview. I hope users will find it useful.

- What is a pointer variable?

- For class CFoo { } what default methods will the compiler generate for yourself?

- explain, Constructor? Destructor? Default constructor?

- Could you find any difference between new and malloc?

- What are the differences between a struct in C and in C++?

- Polymorphism. Explain with an example?

- Difference between declaring a variable and defining a variable?

- What does it mean to declare a function or variable as static? What is the order of initalization for data?

- Difference between text and binary modes.

- How could you ascertain that my program is the only one accessing a file?

- When would you decide to return an error code rather than throw an exception?

- Floating-point comparisons, is it worthy to trust?