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๐Ÿ’ก Essential C++ Interview Questions Every Developer Should Know ๐Ÿ’ก

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Are you preparing for your next C++ developer interview?

๐Ÿš€ Here are some of the most commonly asked interview questions to help you ace it:

๐Ÿ“‹ Basic Concepts:

๐Ÿ’ What is the difference between C and C++?
๐Ÿ’ Explain the concept of OOP (Object-Oriented Programming) in C++.
๐Ÿ’ What are constructors and destructors, and why are they important?
๐Ÿ’ Define encapsulation, inheritance, and polymorphism.

๐Ÿ“‹ Intermediate Topics:

๐Ÿ’ How does memory allocation work in C++? Explain malloc() vs. new.
๐Ÿ’ What is the difference between deep copy and shallow copy?
๐Ÿ’ Explain function overloading and operator overloading.

๐Ÿ“‹ Advanced Concepts:

๐Ÿ’ What are smart pointers, and how do they differ from regular pointers?
๐Ÿ’ How does C++ handle exceptions?
๐Ÿ’ What is RAII (Resource Acquisition Is Initialization)?
๐Ÿ’ Explain the working of virtual functions and the concept of vtables.

๐Ÿ“‹ Practical Knowledge:

๐Ÿ’  How would you debug a segmentation fault in your C++ code?
๐Ÿ’ Can you explain how STL (Standard Template Library) works?
๐Ÿ’ Discuss threading and concurrency in C++.

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๐Ÿ’ฌ Question for you:

Whatโ€™s the most challenging C++ question youโ€™ve faced in an interview? Share in the comments below!

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