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Cognizant Interview Experience - IIT Patna 25 Jan 2016


Hi all, 

Cognizant campus placement was consisting of following rounds.

1. Written.
2. Technical interview.
3. HR Interview.

1. Written: 
     
It was consisting of Quantitative aptitude, Logical reasoning and English. This round was very easy and did not require any special preparation for clearing. After this round filtering was done & students are shortlisted for next round.

2. Technical Interview(EBA - Automatika Profile):

I was asked following questions: 
   
i) Questions on internship project which was related to K-means clustering such as its code, drawbacks, solutions to avoid drawbacks, Image size related questions, what is Pixel size, what is unsupervised classification, example methods of unsupervised classification, etc.

ii) Next, he moved on to questions on project topic sentiment analysis which were how you have implemented, features used, how features were implemented, training set size, test set significance, how dictionary for unigrams, bigrams is implemented, what is smoothing, explain Naive Bayes, etc.

iii) Then he moved on to puzzle and asked very famous puzzle that how biased coin can be made unbiased.

iv) Then he started asking questions on Data structure and algorithm and asked very well known problems like:
     
a. Reverse the Link list.
b. Find sum of boundary nodes of binary tree.
c. Print link list in reverse.

In this way second round got completed. No filtering was done in this round.

3. HR Round:

- Why Cognizant?
- How was your day & why?
- Why Cognizant should hire you?
- Three take away from IIT Patna, etc.

This was my interview experience for EBA-automatika profile at Cognizant. Hope this will help you.

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