Wednesday, 29 January 2020

Samsung (R&D) Internship Process

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Samsung R&D Internship Interview


Stage-1 
Eligibility: 7.0 and above
Branches allowed​: CSE, IT, ECE, EE
Job Location: ​Bangalore
Stipend:  ​50,000 per month
Provision of PPO: ​Yes

Stage-2 
It was an on campus Coding contest of 3 hours conducted on Samsung SWC Test software having only one question
of 10 test cases. The question was :-
Given an equation,
Y = a*x + b*x*floor (log2 n) + cx^3 and a variable K
1 <= a, b <= 100, 0<=c<=100, Y<2^63 – 1, x>=1
a, b and c are also given
We have to find the value of x for which Y=K, but as values for Y and K are very large, simple linear search for the
value x would only solve few test cases but binary search would work fine for all test cases.

Those who solved all the test cases were shortlisted for further rounds. 25+ students got shortlisted.


Stage-3
Technical cum HR round. (Duration : 45 minutes)
Interview started with the interviewer asking me to relax as I was seemingly nervous. He then asked for my resume
and asked me what courses have I studied till the last sem. Then he asked which one’s my favorite. I replied
Data Structures but he asked me to say apart from that. I was a bit confused by that time because I was appearing
for a software position and all the other subjects I mentioned was core subjects of ECE. But the interviewer told
me that since I cleared the online test I must be knowing software related things so he would ask questions from
my favorite course other than DS. I told him that I like Signals and Systems and then he asked a series of basic
questions from that subject like the steps in Analog to Digital Conversion, Fourier Transform, sampling,
Nyquist rate, quantization, etc. I guess I answered 60% of the questions correctly.


After this he asked me some general questions like why Samsung ? How will you contribute as an employee?
What all technologies you are interested in ? etc. Most of my answers were inclined towards implementing
DS Algo in all the technologies. I did mention of machine learning but when he asked if I know about any of the
ML algorithms, I said that I don’t.

At last, he asked me a coding question :
-> Given an array of integers, find the three minimum and three maximum elements in minimum number of comparisons.
(Complexity <O(n))
I told him about the various approach I could think of like using heap, etc. He gave me a hint that it can be solved by
divide and conquer method. I told him about a kind of merge sort algorithm but he was not satisfied. Then he briefly
told me the approach to the solution.

At last he asked if I had any question questions for him, I asked him about the technologies Samsung is
working on, he replied and asked if I have any further questions for him, I asked what does he expect from
an intern to which he replied that they should be good in their subjects(ECE in my case).
After this, I had very little hope of getting selected.
Result
After few hours, the result came out and 4 students including me got selected for the internship role at Samsung R&D.


Suggestions :-
  1. Be confident about whatever you answer and if you don’t know anything just say no. Don’t bluff the interviewer.
  2. Since I interviewed for other companies as well I’d say that have an idea about basic OOPs concepts.
  3. Be thorough with whatever you write on your resume.
  4. Don’t be nervous and do not sit idle in the interview, keep communicating with the interviewer.
  5. If you are good at coding, it will give you an edge over others.
  6. Practice for online round of interviews on platforms like gfg and Interview Bit as the questions are different from competitive programming questions.




                                                                                                      Sambhav Kanishka                                                                                 ECE Batch of 2021
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About Vikas Jangid

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