Answer / Amit Jain

System.String is an immutable string class, while System.Text.StringBuilder is a mutable string class. StringBuilder is more efficient for large strings that need to be modified frequently as it doesn't create new objects for each modification.

Why we can't create the object of abstract class ?

15 Answers   Assyst, CTS, HCL, IBM, L&T,

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What is the difference between String s(Small s) and String S(Capital S)?

4 Answers  

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So let's say I have an application that uses myapp.dll assembly, version 1.0.0.0. There is a security bug in that assembly, and I publish the patch, issuing it under name myapp.dll 1.1.0.0. How do I tell the client applications that are already installed to start using this new myapp.dll?

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how do you do exception management

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Explain copy constructor?

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Name the property of the textbox which cannot be changed at runtime?

1 Answers  

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To create a localized application which namespaces are necessary?

1 Answers   Siebel,

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Is a valid int value?

1 Answers  

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What does using do in c#?

1 Answers  

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What is the use of convert toint32 in c#?

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What is difference between float and integer?

1 Answers  

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What is sqldatareader c#?

1 Answers  

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