Tolexo (Indiamart company) Interview Experience | Set 1 ( Senior Software Developer) Improve Improve Like Article Like Save Share Report Round 1 (Telephonic) : Discussed about previous projects. How Node.js internally works. What is left joins and how it’s works. Round 2 (F2F) : How inodb (mysql engine) works and it’s internal architecture. How joins works. More question from DB Inorder traversal of binary tree. Missing number Problem !! ( https://www.geeksforgeeks.org/find-the-missing-number/) Some basic Ubuntu commands.  how to install : apt-get install package_name  how to copy complete folder using terminal. 2-3 more basic questions, 2 puzzle a) standard puzzle you have 9 coins and a weight machine. Out of which one coins is lighter find that coins in less attempt. note : instead of 9 coins he ask for 80 coins . ans is 3^4 >= 80 i.e. 4 divide into 26,27,27 group and apply the same algo as 9 coins. b) there is a dark room and you have 13 head and 8 coins on a table, make a two group as number of tails coins are equal in both group. (I asked the ans to him and it was too funny when he was trying to explain and no ans) NOTE : their main focus is on database, prepare it very well and deeply. Last Updated : 28 Jun, 2021 Like Article Save Article Previous Goodworker Technologies Pvt ltd. Interview Experience for SDE-1 (1.5 Years Experienced) Next MAQ Software Interview Experience | Set 15 ( On-Campus ) Share your thoughts in the comments Add Your Comment Please Login to comment...