C Sharp Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Sharp Interview Questions

Questions Answers Views Company eMail

What is the difference between int.Parse() and Convert.toInt32().

2 10290

How to authenticate web service? When you enter the web service url in browser it should ask username and password. After entering the un&pwd we have to show its methods and service description(wsdl).

3 5969

how to Create a datagridview control with check box column with 8rows in it, the maximum number of check boxes checked should be 3, when user checks the 4th corresponding message should be displayed and check box should be checked. User can uncheck the checked boxes Note: read-only property should not be used

HCL, NIC,

2834

what are the differences b/w structure and class?

10 11181

Y go for Interface? What is use of interface?

3 6487

C# Code for How to set readonly property to Id(database) value?

HCL,

2 8278

What is the difference between System.String and System.StringBuilder classes?

9 14379

Can two catch blocks be executed?

13 19288

If we write a goto or a return statement in try and catch block will the finally block execute?

6 12729

Hello Friends..am Mohammed riyash..final year BCA in Jamal Mohamed College 2009. Trichy. My doubt is while connecting SQL2005 Built in Database withing the Visual Studio 2005 Framework.. I am getting the error.. That " An Error occurred and it may be due to , under the default settings of the Server, the connection cannot be established.." But the code works in MS Access for me.. Both in VB.Net and C#.Net am getting the same error.. Any genius please Message me to 9994558822 or mail me.. riyash.ips@gmail.com

3 5825

what are wrapper classes?

1 6048

Trace the O/p for a program on inheritance and Polymorphism. 3 classes A,B,C A with two methods public virtual SomeMethodA public virtual SomemoreMethodA B:A overide virtual SomeMethodA C:B new Method SomeMethodA override SomeMoreMethodA main method { b new instance of B b.SomeMethodA b.SomeMoreMethodA b1 new instance of C b1.SomeMethodA b1.SomeMoreMethodA }

1 3430

Trace the O/p for a program on inheritance and Polymorphism. 3 classes A,B,C A with two methods public virtual SomeMethodA public virtual SomemoreMethodA B:A overide SomeMethodA C:B new Method SomeMethodA override SomeMoreMethodA main method { b new instance of B b.SomeMethodA b.SomeMoreMethodA b1 new instance of C b1.SomeMethodA b1.SomeMoreMethodA }

Proteans,

2 4851

why C++ Partial Object Oriented Programming Language and C# and Java Fully Object Oriented Language

3i Infotech, Alexa, Assyst, Naresh i Technologies, TCS,

11 40953

How to print labels in windows form in C# .net

5 14253

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Un-Answered Questions { C Sharp }

Can destructors have access modifiers?

920

What is the property of class?

1013

Do unused Namespaces in c# affect run-time performance?

1002

Why singleton is sealed?

814

Why is aws serverless?

849

Is array thread safe c#?

829

What will a loop recorder show?

926

In which order the destructor is called for an inherited class?

934

Is string a data type in c#?

813

How string definitions will prevent escaping on backslashes in C#?

951

What are access modifiers used for?

1034

Define satellite assembly in c#?

846

Can abstract class be instantiated c#?

897

Can we have static indexer in c#?

863

What is mvc firstordefault?

857

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