C++ Interview Questions — a practical guide to C++ interview questions with clear examples you can reuse in real projects.
C++ Tutorial Series (108/111). Prefer one article? Read the complete C++ tutorial.
Short description
Be ready for Rule of Five/Zero, virtual destructors, move semantics, and STL complexity.
Sample Q&A
Q: new vs make_unique?
A: Prefer make_unique for exception-safe exclusive ownership.
Q: Why virtual destructor?
A: Correct destruction via base pointer.
Q: map vs unordered_map?
A: ordered/log n vs hash/avg O(1).