Dot Net (.Net) Interview Questions and Answers

Top Dot Net (.Net) Interview Questions and Answers

Here are the top dot net interview questions that you should prepare for. These questions dot net interview questions will help both freshers and experienced candidates to clear your next .Net interview.

Q1. What is .NET?

Q2. What is ASP.NET?

Q3. What is CLR?

Q4. What is CLS?

Q5. Differentiate between boxing and unboxing.

Q6. What is BCL?

Q7. What are cookies?

Q8. Name some of the disadvantages of cookies.

Q9. How many languages are supported by .NET?

Q10. Differentiate between ASP.NET and ASP.

Q1. What is .NET?

Ans.?.Net?is a software framework of Microsoft for developing applications on Windows. It is similar to other software development frameworks like Java Platform, Enterprise Edition (J2EE), and comprises ASP .Net, languages such as C#, VB .Net, COBOL, Perl, etc.

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Q2. What is ASP.NET?

Ans.?ASP.NET is another software framework to build web applications and is a part of the .NET Framework. ASP.NET helps to build the front end and runs on IIS, a Web Server.

Q3. What is CLR?

Ans.?CLR refers to Common Language Run-time. It is an essential component of the .NET framework and can be used as a building block of various applications. An essential feature of CLR is that it ensures a secure execution environment for applications.

Q4. What is CLS?

Ans.?CLS refers to Common Language Specification. It allows users to use inter-language compatible components and helps to reuse the code in other .NET compatible languages.

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Q5. Differentiate between boxing and unboxing.

Ans.?The following are the difference between boxing and unboxing:

Q6. What is BCL?

Ans.?BCL refers to Base Class Library. It is the foundation of .NET framework applications, components, and controls. It comprises of basic, fundamental types like System.String and System.DateTime and offers functionalities like threading, input/output, security, diagnostics, etc.

Q7. What are cookies?

Ans.?Cookies are small bits of text information. Cookies are created by the server on the client for identifying users. It may contain the username and ID, interests, password remember option, or any other information. Cookies are domain-specific.

Q8. Name some of the disadvantages of cookies.

Ans.?The main disadvantages of cookies include:

• Possible security risk, as they are stored in a clear text
• Not secure, as encryption & decryption is easy
• Cookies can be disabled on any user’s computer
• Can be edited or deleted
• Cookies can store limited data.

Q9. How many languages are supported by .NET?

Ans.?.NET supports almost 60 languages, including:

• C#.NET
• VB.NET
• C++.NET
• J#.NET
• F#.NET
• JSCRIPT.NET
• WINDOWS POWERSHELL

Q10. Differentiate between ASP.NET and ASP.

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