C#/.NET - 50 Essential Interview Questions (Mid Level)
What you'll learn
- Prepare for 50 essential C# interview questions. With bonus questions, learn answers to 150 interview questions in total!
- Explore advanced C# topics: events, lambda expressions, reflection and more.
- Get ready for tricky questions by gaining a deep understanding of the C#-related topics.
- Gain an in-depth understanding of the fundamental C# collections.
- Learn crucial design principles and best coding practices.
- Practice by solving in-browser coding exercises.
- Get two free e-books!
- Get to know 5 popular design patterns.
Requirements
- Junior-level knowledge of the C# programming language. Just in case, a free e-book with essential junior-level topics explainations is provided!
Description
Welcome to the "C#/.NET - 50 Essential Interview Questions (Mid Level)" course!
Are you looking to land your next C# job with confidence? This course is designed to help you master the most common C# interview questions, gain in-depth knowledge of key C# topics, and stand out from other candidates.
With over 250 technical interviews conducted as a .NET Technical Lead, I know exactly what hiring managers are looking for—and I’m here to help you succeed.
Curious about what to expect? Watch the free video on one of the most common C# interview questions: "What is the difference between string and StringBuilder?"
This course covers 50 essential C# interview questions, plus bonus questions, bringing the total to 150 real-world interview questions you might face.
Practice makes perfect – We will learn by coding.
Go beyond memorization – Understand why each answer is correct.
Master key concepts – Deep dive into C# advanced topics, collections, and popular design patterns.
This course isn't just for those preparing for an interview. Even if you're not actively job hunting, it's a great way to strengthen your C# skills.
We will look under the hood of the C# mechanisms that are most often discussed during the interviews, so no trick question can surprise you. Each topic will be explained in detail, so you will not only be able to give the interviewer a satisfying answer to the question, but you will also gain a deep understanding of those subjects and become a better programmer.
This course is focused on topics that you are most likely to talk about during interviews. We will discuss various subjects, from low-level things like using reflection or the "dynamic" keyword, through modern C# subjects like pattern matching or nullable reference types, to high-level matters like design principles and patterns or good coding practices.
Thanks to this course, you will be well-prepared for your next interview, and you will discuss C# matters with confidence.
Additional perks:
Free e-book: Get a comprehensive e-book that compiles all the questions and answers from the course, giving you a quick reference guide.
Free e-book (Junior-level topics review): Explore 15 essential junior-level topics to help you get up to speed for this course.
Flashcards deck: Printable flashcards and an Anki deck are included to help you review key concepts efficiently.
A Git repository containing all the lectures' code.
30-day money-back guarantee—if you're not satisfied, get a full refund, no questions asked.
So, why hesitate? Join me in this course and ace your next interview!
Who this course is for:
- C# programmers preparing for the next job interview.
- Developers who want to broaden their knowledge about C#.
- Juniors who want to take their skills to the next level.
Instructor
Hello, I'm Krystyna. I'm a software developer who loves to write elegant code.
I've been working in the industry since 2013, but teaching has always been at the heart of what I do. Over the years, I've helped countless students and professionals grasp even the most complex programming concepts through clear and simple explanations.
I believe that with the right approach, anyone can learn to code—and enjoy it. My goal is to make learning programming accessible, engaging, and fun.
I look forward to guiding you on your learning journey!