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dronacharya.ai

Decimal Point Analytics

InternshipPlacementData and MLSoftwareAnalyst

Built from 7 candidate reports with 12 first-hand accounts, covering 2024-25, 2023-24, 2022-23, 2021-22, 2021.

Hiring process

Roles: Data Science Intern, SDE Intern
  1. 1

    Online test

    Online test: aptitude, ML, probability MCQs plus two DSA problems
    HackerEarth90 min22 questionsmedium
    SectionQsTopics
    MCQs20general aptitude, ML concepts, statistics, probability, basic data structures
    DSA coding2iteration, bit manipulation

    aptitude · ML · statistics · probability · DSA · bit manipulation

    MCQs easy; second coding problem tricky, brute force passed only 3-7 of 10 test cases. One account says around 20 questions in total.

Advice from candidates

35 pieces of advice, in their own words. Names removed.

  • Go through a ML course from Coursera

    Round 1 · 2023-24

  • I would say having a decent project and in-depth knowledge is good enough to get you selected.

    Round 2 · 2023-24

  • For better understanding, One can refer to the CS 229 playlist.

    preparation · 2023-24

  • I practiced DSA during summers.

    preparation · 2023-24

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Question patterns reported

The kind of problem, not the problem itself. Our practice questions are written to match these patterns.

  • Technicalmerge two sorted arrays
  • Technicalsegmenting a string into dictionary words with DP
  • Onlineminimise total amount from a list of items
  • Onlinebitwise XOR relation to sum, find a partner number
  • Technicalwrite an inheritance example in a local editor
  • Managerialdesign a ride-sharing style app with stated requirements
  • Codingmedium DP problem
  • Codingeasy tree problem
  • Technicaleffect of removing bias or changing depth in a network
  • Technicalimplement basic logic gates, incl. non-linearly-separable one, with a neural net
  • Onlinebinary search variant
  • Onlineeasy-medium array or string task