Cognizant Technology Solutions Interview Process - 2nd and 3rd September, KOLKATA
Firstly on 2nd September there was aptitude test round which was conducted by 'Aspiring minds'.
The test consisted of 3 sections.
1. Verbal ability : 25 marks in 25 minutes.
2. Quantitative aptitude : 16 marks in 16 minutes.
3. Logical reasoning : 14 marks in 14 minutes.
For these 3 sections, you need to practice R.S.Aggarwal for maths. For reasoning and English practice IndiaBix, Questions were basic but you have to solve them with speed . Each section had their individual sectional cutoffs.
Out of 334 students, 210 of them got selected for the technical interview the very next day.
On the interview day, the first step was document verification. After that, we had to wait untiL our interview call came. The reporting time was 8:30 a.m but after a long wait, my call came at 2:00 p.m. I was bit nervous and went to the interviewer and he asked me to sit and I wished him good afternoon. He was looking at my CV. Then he started the conversation.
Interviewer- So please introduce yourself.
Interviewer- You are a cricket lover right?
Me- Yes sir, it's my passion.
Interviewer- Can you explain me the physics of swing bowling?
Me- I was little surprised but I tried to explain and convince him with my cricketing knowledge and he looked satisfied.
Interviewer- Do you know DBMS? Then he gave me a query to write.
Me- I was not able to fully solve it but I tried to tell something about referential integrity and foreign key and he asked some supplementary questions based on my answer which helped me to hide my failure to write the query. Friends never give up. Please try to say something which shows your knowledge about the subject.
Interviewer- How many types of join do you know?
Interviewer- What are ACID properties?
Me- Explained well.
Interviewer- Do you know data structures?
Me- Yes sir.
Interviewer- Which algorithms do you know?
Me- Stack, Queue, Sorting (I was not confident about linked lists, so I did not mention it).
Interviewer- Which sorting do you know?
Me- Bubble, Selection, Merge, Quick.
Interviewer- Write the algorithm for quicksort?
Me- I started writing but after sometimes, he said that he wants me to show the steps to sort an unsorted array. I showed him 3 iterations and after that, he said me to stop and said okay.
Interviewer- Which programming languages do you know?
Me- C, Java.
Interviewer- What is the version of Java you used?
Me- Java 8.
Interviewer- What are the new features in Java 8?
Me- Sorry sir, I don't know.
Interviewer- What are exceptions?
Interviewer- Explain try, catch and finally.
Interviewer- What are threads?
Interviewer- How can we create threads?
Interviewer- What is the difference between abstract class and interface?
Interviewer- What was your mid semester project?
Me- Told (Advanced Java)
Interviewer- Brief your project.
Interviewer- What are servlets?
Interviewer- What was my role in project?
Interviewer- Is servlet single threaded or multithreaded?
Me- Multi threaded.
Interviewer- What is the database used in my project?
Me- Oracle 11g.
Interviewer- Write a small C code and gave me to find the output?
Me- I could not explain him totally. It was something with break and continue.
Interviewer- Wrote a Java code with try, catch, finally and asked me its output.
Me- Correctly said.
Interviewer- Give me a producer consumer problem of operating system.
Me- I could not solve it but I said that I knew dining philosopher problem and reader writers problem.
Interviewer- What is process synchronization?
Interviewer- What is critical section problem?
Interviewer- The problem I gave you, was that a critical section problem?
Me- No sir.
Interviewer- Do you have any questions for me?
Me- Sir, what are the areas I need to focus from now onwards?
Interviewer- Answered my question.
Me- I shook hands with him. And a good exchange of smile. (Always shake hand after the interview)
After sometime I was selected for the next round which was the HR interview. It was a short one.
Interviewer- Introduce yourself.
Interviewer- What do you do in your leisure time?
Interviewer- Why should I hire you?
Interviewer- Do you have any problem in relocation?
Me- No madam, not at all.
Interviewer- Why Cognizant?
Interviewer- Gave me a document about relocation and asked me to read it loudly and sign it.
Me- Signed and shook my hands with her.
BE CONFIDENT, WORK HARD AND BE HONEST TO THE INTERVIEWER. ALWAYS HAVE A SMILING FACE AND TELL CLEARLY WHICH YOU DO NOT KNOW.
ALL THE BEST TO EVERYBODY.
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