I applied through college or university. The process took 1 day. I interviewed at Tata Consultancy Services (Neu-Delhi) in Sep 2012
Interview
Basics of OOPS were asked in general.
Operating systems types and DBMS examples were asked to be named.
C++ codes for Factorial, palindrome, fibonacci and triangle patterns are common
Interview questions [1]
Question 1
How many NAND gates would you need to construct a full adder at minimum. Additionally, the interviewer said you have half a minute to decide on this. GO !
Left me troubled indeed.