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Categories  >>  Software  >>  Microsoft Related  >>  Dot Net  >>  Dot Net Framework
 
 


 

 
 Dot Net Framework interview questions  Dot Net Framework Interview Questions
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 Dot Net AllOther interview questions  Dot Net AllOther Interview Questions
Question
What is boxing and unboxing?
 Question Submitted By :: Swapna
I also faced this Question!!     Rank Answer Posted By  
 
  Re: What is boxing and unboxing?
Answer
# 1
Boxing: Converting of Stack based values into the Heap 
Based values i.e coverting of a value type to a reference 
type is the Boxing.

UnBoxing is vice versa.
 
Is This Answer Correct ?    10 Yes 1 No
Sri4u_926
 
  Re: What is boxing and unboxing?
Answer
# 2
Boxing:- Creating a Instance of a object and passing the 
value of a variable to that object 
dim x as integer
dim y as object
y = x - Boxing process

x = y - unboxing

Unboxing :- passing a value of a object to the varible
 
Is This Answer Correct ?    1 Yes 5 No
Zeenat
 
 
 

 
 
 
Other Dot Net Framework Interview Questions
 
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About namespaces ? MMTS2
What is the difference b/w constant & read only variable? IMI-Soft-Engineering3
What does assemblyinfo.cs file consists of ? Accenture1
What is serialization ? MMTS4
Requirement is: try { \\SQL Query } catch(Exception i) { print a } catch(SQLQueryException e) { \\SQL Query } Qu)I Got Exception in "try" block. Which "catch" statement (i.e. 1st catch or 2nd catch ) catches the exception and Why??? 3i-Infotech2
what are partial classes? HP11
how to maintain the session state? what is Abstract class and interface and inheritence with example?  2
IS MS.Net platform independent or dependent? Ksb10
If we not suppress finalize method in dispose what will happen? Kanbay1
About Assembly in .NET, types of assemblies, their difference, How to register into GAC. How to generate the strong names & its use ? MMTS2
What are the ways to show data grid inside a data grid for a master details type of tables?  1
What is the use of trace utility ?  1
what are background threads? give ex? Kanbay3
What are Satellite Assemblies? How you will create this?  3
What is different between User Control and Web Control and Custom Control?  1
Diffence between .net framework 1.0 and 2.0? DataPoint2
More on CLR ? MMTS2
please tell me the best book of asp.net in the markit. which explain in simple and detail.  2
give the feature of .net2.0 over .net1.1  5
 
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