Microsoft | SDE1 | India | March 2022 [Offer]

Interview Process:

1.Codility Round:

• 10 MCQs (Based on Operating Systems, Networking, Algorithms)
• 2 Coding Questions (DP(Medium-Hard) + Graph(Medium-Hard)) Note: One needed to score more than 50% in order to clear this round. PS: After 1 week, recruiter contacted me and confirmed the next interview rounds. She mentioned that each round is Eliminatory round and in total there will be 3 technical rounds and 1 Hiring Manager round

2. Technical Round 1:(DS/Algo + Operating Systems)

• Question 1: A number is given in format of string , add 1 to the number and return the output as string(Easy). Follow-ups:
• Can you do it in place??
• Question 2: It was based on Locks/Semaphores and whenever I was answering any question then he was going in depth of the question. ` int i=0; void thread1() { while(true) { if(i%2==0) { cout<<"Even "; i+=1; } } }

void thread2() { while(true) { if(i%2==1) { cout<<"Odd "; i+=1; } } } `

3. Technical Round 2:(DS Algo + LLD)

• Question 1: Longest valid parentheses(Easy-Medium).
• Questions 2: Design Parking Lot.

4. Technical Round 3:(Operating Systems + HLD)

• Question 1: A program was given where some allocation of memory was happening. Interviewer provided the specification of computer (4 GB Ram, 1 TB HD, Single Core CPU), and asked me the problem that can happen while doing allocation. void allocation() { while(true) { void *a = (void *)malloc(4*1024*1024); if(!a) { cout<<"-1"<<endl; } } }
• Question 2: Design 1:1 chat feature similar to Whatsapp.

PS: In the evening I got to know that the responses of all rounds were positive and they are proceeding with last AA round

5. AA Round:

• Why you are looking for a change?
• Why you are interested in azure (Specifically the role for which i was interviewing)?
• From where you came to know about this job opportunity?
• Tell me a time when you missed the deadline for a task? and what you learnt from that?
• Which is your preferred location?