OYO Rooms Interview Experience | Set 4 (For Backend Profile) Improve Improve Like Article Like Save Share Report Written Round You have to design url shortening site bit.ly. have to enable history and expiry tracking of url. Design database for your system. Api endpoints you need to expose if I i need to make an application out of it. How to scale for more than 10 million urls No of ways you can climb the stairs. Only 1 or 2 steps are allowed. Which can’t be done without recursion Tower of Hanoi Fibbonic series Traversal of tree Which takes more than O (1) time for hash map data structure Insert Delete Sort Search Various what is time complexity for the following code questions. Can I use get instead of put/post to make a new resource. How indexing helps in improving performance of query. Round 2 Design database for hotel booking. Design snake and ladder game. With various classes and objects. Last Updated : 11 Jun, 2019 Like Article Save Article Previous OYO Rooms Interview Experience 2018 Next Times Internet Interview Experience | Set 2 (Experienced) Share your thoughts in the comments Add Your Comment Please Login to comment...