Groww Interview Expertise for Internship (On-Campus)

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Groww got here to our faculty (IIIT PUNE) for a 6-month internship program. The eligibility standards for each CSE and ECE had been 6.5 CGPA & above. The method was performed in two rounds (Coding+Interview) solely.

Coding Spherical: (12 MCQs and a pair of Coding Questions).

  • The 12 MCQs had been primarily based on fundamental aptitude and data (Time complexity).
  • The primary coding query was a variation of the inventory promote drawback. (Most revenue by shopping for and promoting a share at most ok occasions however for my query it was at most 1).
  • The subsequent query was Minimal Value for Tickets(https://leetcode.com/issues/minimum-cost-for-tickets/) however right here we got the variety of days in vary 1 to 30 solely.

Those that solved all of the questions had been chosen for the interview spherical.

Interview Spherical: (DS/PS-based + core topics+ Initiatives) 

Solely 14 college students had been chosen for this spherical. We received the Google Meet hyperlink at some point earlier than the interview. It was for 1 hour and the interviewer tried to ask all the things.

  • The interview began with a fundamental introduction. He then requested about my favourite topic and concerning the mission that I’ve finished and the issue confronted throughout the mission. The interviewer appeared to be pleasant.
  • Then we got here on to a DSA primarily based query. I used to be given an array that has parts solely within the vary [0, n-1] the place n is the dimensions of the array. Some parts could be lacking and a few parts could be current a couple of time within the vary [0, n-1]. I used to be imagined to return the lacking parts and duplicate parts individually. He solely wanted an strategy that may clear up his take a look at instances solely.
  • Then he requested some questions primarily based on the core topics. He began with the DBMS and requested concerning the candidate keys, Distinctive keys, and Composite keys. He additionally requested concerning the time period ‘indexing’. He additionally requested concerning the Normalization and their varieties and clarification about them. Then he requested concerning the distinction between C and CPP language and in addition what’s procedural language.   Then he went on to OOPs and requested the distinction between Construction and Objects.
  • Then he requested me to clarify tree information construction and their kind and in addition what’s Binary Tree and Binary Search Tree (BST). Then he requested me a DSA query i.e I used to be given a BST with solely the variety of nodes, the supply, and the vacation spot (root node was not given). I used to be supposed to search out the minimal variety of steps to achieve from supply to vacation spot.
  1. The primary query was if the given tree is one-directional.
  2. The second query was if the given tree is Bi-directional ( Can Clear up utilizing Graph).
  • Then he requested about my mission and reveal any of the initiatives.

Preparation Suggestions: 

  • Observe questions are a should to clear coding checks. As in for this job, solely these candidates shortlisted for the interview spherical who solved all of the questions within the coding spherical. So you need to be ready for this kind of worst-case state of affairs.
  • Additionally, give attention to core topics too.
  • By no means lose hope. Typically it’s a matter of luck additionally. Maintain religion in your self and preserve working laborious. 
  • All the perfect!!

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