Cracking the C++ Interview: Top 7 Websites to Brush Up Your Skills


C++ is one of the most widely used programming languages in the world. It is used in developing various applications and systems including desktop applications, game development, scientific computing, and more. As a result, C++ is a sought-after skill in the job market, and many software companies use C++ as a part of their interview process. If you are preparing for a C++ interview, it is important to have a solid understanding of the basics as well as the more advanced concepts of the language.

To help you get started, we have compiled a list of the top 7 most useful websites for brushing up your C++ skills. These websites offer free online tutorials, interactive coding exercises, and other resources to help you get ready for your next interview.

1CodeacademyCodecademy offers a comprehensive course in C++, including lessons on programming basics, control structures, and data structures. The course features interactive coding exercises to help you practice what you’ve learned.
2C++ InstituteThe C++ Institute provides free online courses in C++ programming. Their courses are designed to help you understand the language, its syntax, and how to use it to solve real-world problems.
3C++ For YouC++ For You provides a comprehensive C++ tutorial that covers the basics of the language, including control structures, functions, pointers, and more. The site also includes a reference section that provides in-depth information on the C++ Standard Library.
4C++ ReferenceC++ Reference is an online reference for C++ that provides detailed information on the language, including syntax, data structures, algorithms, and more. The site is an invaluable resource for developers looking to improve their skills.
5GeeksforGeeksGeeksforGeeks provides a comprehensive library of C++ tutorials, practice problems, and code snippets to help you improve your skills. The site covers a wide range of topics, from basic programming concepts to advanced data structures and algorithms.
6UdemyUdemy offers a variety of courses in C++, including both beginner and advanced courses. These courses cover the basics of the language as well as more advanced topics like game development and data structures.
7SololearnSololearn is a mobile app that provides interactive lessons in C++ programming. The app covers the basics of the language, including control structures, functions, and data structures, and includes coding exercises to help you practice what you’ve learned.

In addition to these websites, it is also important to practice writing code on your own. You can use online platforms like HackerRank or [LeetCode](

and challenges) to improve your coding skills and problem-solving abilities. You can also consider working on personal projects or contributing to open-source projects to gain practical experience in using C++.

It is also important to familiarize yourself with common C++ interview questions and to practice answering them. Some common questions include:

  • Explain the difference between C++ and C.
  • What are the different types of loops in C++?
  • Can you explain the concept of pointers in C++?
  • How do you handle exceptions in C++?
  • Can you explain the concept of inheritance in C++?

Lastly, it is important to have a strong portfolio of projects to showcase your skills during the interview. Make sure to highlight your experience with C++ and include any relevant projects that demonstrate your proficiency in the language.

In conclusion, these top 7 websites are a great starting point for preparing for a C++ interview. Along with practicing coding, familiarizing yourself with common interview questions, and building a strong portfolio, you’ll be well on your way to landing your next job in the tech industry.