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

C Sharp Interview Questions

Questions Answers Views Company eMail

Why are there five tracing levels in System.Diagnostics.TraceSwitcher?

Siebel Systems,

2 5308

Where is the output of TextWriterTraceListener redirected?

Rolta, Siebel Systems,

1 4171

How do you debug an ASP.NET Web application?

Rolta, Siebel Systems,

1 5372

Can you change the value of a variable while debugging a C# application?

Siebel Systems, Wipro,

1 7912

Explain the three services model (three-tier application).

4Cplus,

3 9081

what are advantages and disadvantages of Microsoft-provided data provider classes in ADO.NET?

4Cplus,

1 4664

What?s the role of the DataReader class in ADO.NET connections?

2 5479

What is the wildcard character in SQL? Let?s say you want to query database with LIKE for all employees whose name starts with La.

1 4754

Explain ACID rule of thumb for transactions.

1 5238

What does the parameter Initial Catalog define inside Connection String?

5 19696

What?s the data provider name to connect to Access database?

6 11240

What does Dispose method do with the connection object?

3 7666

What is a pre-requisite for connection pooling?

1 5119

What are Sealed Classes in C#?

DataPoint, Wipro,

27 52308

What are the access-specifiers available in c#?

Syntel,

26 84648

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Un-Answered Questions { C Sharp }

What is the difference between dll and lib?

993

Can I use exceptions in c#?

1006

Is object an int c#?

929

What is difference between throw and throws in c#?

870

What are the benefits of using generics?

999

Is it possible to have different access modifiers on the get/set methods of a property in c#?

987

Why do we need to override in c#?

974

what is an exception in .net?

935

In a C# class we have a SortedList member m_addinProjects we want to provide an iterator to allow the consumer of this class access to the items in the collection. Please provide an iterator method for the AnalyzeAddinsDLL class below and an example of how it would be used. namespace AnalyzeAddinsDLL { public class AllAddInProjects { private SortedList m_addinProjects; public AllAddInProjects() { m_addinProjects = new SortedList(); } } }

2262

What is the advantage of generics in c#?

911

What are c# i/o classes? What are the commonly used i/o classes?

928

What is static noise?

914

What is a method signature in c#?

929

How do I simulate optional parameters to com calls?

957

What is the output of TextWriterTraceListener redirected?

1050

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