How to prepare for interview of Accenture,TCS,Infosys,etc

Question

Hello All,

 

I have 2.5 Years of exprence in ASP.NET MVC, WebForms and  Good with JavaScript. I want to crack those Big MNC's inteview. I am average at Apptitude and Average communication skill. Anyone Guide me because in most of MNC i am not able to crack Apptitude or 2nd technical round.

 

Currently i am learning WebAPI it's more helpful or WCF advice me on this also.

 

Thanks in advance.