HashedIn Interview Experience for Experienced SDE - 2, Jun 2021
This was a technical round in the evening with a Software Engineer II which included a coding question along with a few questions on Core Java fundamentals.
I was given the option to either go for the coding round first or java theory. I realised that I might need more time for coding so I decided to opt for the coding round first, followed by the java related questions later.
You are given an integer array ‘ARR’ of size ‘N’, where ‘ARR[i]’ denotes the number of balls in the ‘i-th’ bag. You are also given an integer ‘M’, denoting the maxi...
1. What is immutability?
2. Is try with multiple catch allowed? Explain.
3. What is garbage collection?
4. Tell me a little about HashMaps.
Tip 1 : If you are a newbie to programming, I will strongly recommend to practice LC/GFG/CodingNinjas Easy questions for clearing the basics. Once you gain confidence, you can move on to tackle medium and hard questions.
Tip 2 : Most companies require individuals to know System Design well. For somebody with 1-3 years of experience, database designing (identifying entities, their relationships and constraints), OOP concepts and API designing for Low Level Design is a must. I would recommend the "System Design Interview by Alex Xu" book for HLD preparation.
Tip 1 : Have an updated and properly formatted resume
Tip 2 : The resume tells your story so you ought to know and be able to explain whatever you've written.
Tip 3 : Do not include technologies/skills that you've not worked on at all. It can blow the interview if the interviewer questions you about it.