First of all i have not been selected in greyb. But i had made till the last round so i am sharing my experience.
1ST ROUND-:ONLINE TEST
IT INCLUDES 4 COMPREHENSIONS HAVING 5 QUESTION EACH AND 10 QUANTITATIVE QUESTIONS.SO OVERALL THERE WAS 30 QS U NEED TO SOLVE IN 40 MINS.I MANAGED TO SOLVE 9 QUANT AND 18 ENGLISH AND IT HAS A NEGATIVE MARKING OF 0.25.THE QUANT QS WERE VERY EASY OF BASIC MATHS AND VERBAL WAS ALSO EASY JUST YOU HAVE TO READ THE PARAGRAPH PROPERLY AT ONE GO AND ANSWER QUICKLY.
1.what is a mosfet?
2.what are latches and flip flop.
3.how will u explain about latches and flip flops to your mother in layman term.
4.draw sr flip flop with truth table.
5.draw jk flip flop with truth table.
6.how many maximum cuts are required to cut a cake into 8 pieces? ans is 3
7.suppose there are 3 bulbs in a room and its switches are outside the room.You have to tell which switch belongs to which bulb.as in when u enter the room the bulb will be be off..
8.about family details.
9.then they gave me a patent to read and decipher it to them in layman language without including any technical term.
10.tell me about yourself.
11.how does a phone call occurs in technical aspect u have to explain.
11.what is a bts.
12.what is cell.
13.10 uses of watch which i was wearing but the watch is not in the working condition.
so basically this was the total synopsis of my whole interview,the people who are taking your interview are very friendly…they will give u hints while u are giving the answers…and the traits which they are looking are not technical aspects rather they want a person to select who is a analytical thinker and excellent agility skills.There were some more qs which i cannot recall
…and my interview lasted for around 2 hrs…
TIPS-) BE CONFIDENT AND SMART,NEVER GIVE UP,AND GIVE EVERY POSSIBLE SOLNS FOR QUESTION,REST IS ON UR LUCK ALSO.
ALL THE BEST REGARDS-ANKIT.
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