Morgan Stanley Software Development Engineer interview questions

Round 1: A scientific calculator using the pillars of OOPS 3sum problem( n some other variations in it) Paging - use of paging If u have one 2.4 hz core n 2-1.2 hz cores, what will be preferable Multitasking Multiprogramming Draw snake n ladder game- other approaches including recursion n dp if we have to find the shortest path in it Bfs DFS A cn question - what happens when we type google.com on our browser Round 2: 1) In depth discussion of projects What is demucs- is it statiscal based model , neural architecture ka part hai About other projects n how API was fetched 2)A scenario based qn- let’s see there is a bus station with n number of buses named 1,2,3… and some m number of places- A,B,C,D…. The schedule of the buses is like (1,A, 8 am) , (1,C, 9 am) (2, C, 10 am) ,( 2,D, 12 pm) and so on. A passenger wants to travel from place A-K . Suggest a data structure suitable for it. 3) U are given a 1d array of size n. N is equal to the size of the RAM of ur system. How will u sort it?

Q: How would you place locks to be threadsafe?