What is caching? What are the different types of caching?

How to swap two variables, without using third variable ?

AB, ADP, BirlaSoft, Cisco, Cygnet Infotech, HCL, Hewitt, Honeywell, HP, IBM, Infosys, Manhattan, Microsoft, Mobius, Percept, Satyam, SofTMware, TCS, Wipro, Yamaha,

You have a sheet cake. There is a rectangular piece missing from the inside of the sheet cake. The location of the missing piece is arbitrary. I was told I could assume I had the means to make the cuts. How do you divide the sheet cake into 2 even proportions with 2 cuts?

College School Exams Tests, Global Analytics, Google, Infosys, Oracle,

What's the difference btw the following methods in .NET remoting? RegisterWellknownServiceType() RegisterWellknownClientType() RegisterActivatedServiceType() RegisterActivatedClientType()

How are the activation URLs different in case of SAO and CAO in .NET remoting?

Can you configure a .NET Remoting object via XML file?

What compiler switch creates an xml file from the xml comments in the files in an assembly?

Siebel Systems,

When will u use a XMLDataDocument and when will u use a XPathDocument? What's the differences between the two?

Where?s global assembly cache located on the system? Can you have two files with the same file name in GAC?

What's the difference between a *.WSDL file and a *.DISCO file?

What's the difference between *.vsdisco and *.disco file?

How does dynamic discovery (in case of *.vsdisco) work? What goes on behind the scenes?

How do you directly call a native function exported from a DLL?

How does assembly versioning in .NET prevent DLL Hell?

Satyam, Siebel Systems,

Choosing between HTTP and TCP for protocols and Binary and SOAP for formatters, what are the trade-offs? In what way it is best?