This was in response to question answered by me in TCS IT Final Quiz at Mumbai on 16 Dec 2006.

Though this is too old story but thought lets make my personal things to be also part of my blog which states that “Ye Meri Life Hain” 

The Quiz was for school students from 8-12 Standard, the questions were to a level of Engineers. Really felt these students will be a challenge for experience people like us when they enter this corporate world.

The answer was BIOMETRICS to the question of recognition  based on physical characteristics of a human