C# Beginner Quiz
Master C# basics including syntax, data types, control flow, and object-oriented programming
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A preview of the style and depth. Try each one, then reveal the answer — or skip straight to the timed quiz.
1. What is C#?
- A scripting language
- A web framework
- A database language
- Modern, object-oriented programming language by Microsoft
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Answer: Modern, object-oriented programming language by Microsoft. C# is a modern, object-oriented, type-safe programming language developed by Microsoft. It runs on .NET platform and is used for various applications.
2. What is the entry point of a C# program?
- Run() method
- Start() method
- Begin() method
- Main() method
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Answer: Main() method. The Main() method is the entry point of a C# program. It can have different signatures but execution starts here.
3. How do you declare a variable in C#?
- var name = value
- let name = value
- Both a and b
- type name = value
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Answer: Both a and b. Variables can be declared explicitly (int x = 5) or with var keyword (var x = 5). Var uses type inference.
Frequently asked questions
How many questions are in this C# quiz?+
30 questions, with a 45-minute time limit. Every question includes a written explanation of the correct answer.
Is this C# quiz free?+
Yes. Every quiz on CodexQuizz is free and needs no account. You only enter a name if you choose to post your score to the leaderboard.
What level is the beginner quiz aimed at?+
Master C# basics including syntax, data types, control flow, and object-oriented programming
Can I use this to prepare for a C# interview?+
Yes. The questions cover the topics that come up in C# technical screens, and the explanations are written so that a wrong answer still teaches you the underlying concept.
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