Round 1 (Technical Round)
Questions:
- OSI Model and how the layers work (complete layers).
- What will happen if you type Google.com in your browser? Explain all the steps.
- Are there any steps going in the network layer? What is ARP?
- Given two sorted arrays, find the number of elements in common. The arrays are the same length and each has all distinct elements.
- Given the root of a binary search tree and 2 numbers min and max, trim the tree such that all the numbers in the new tree are between min and max (inclusive). The resulting tree should still be a valid binary search tree.
- Discuss binary semaphores vs mutex locks.
- SQL query: Display depNo of department having more than 100 employees from the table with columns Employee id, Dno.
Candidate's Approach
The candidate explained the OSI model and the steps involved when typing a URL in a browser. They quickly coded the DSA problems in 2-3 minutes and discussed the differences between binary semaphores and mutex locks. For the SQL query, they provided a solution to display department numbers with more than 100 employees.
Interviewer's Feedback
The interviewer was impressed with the candidate's performance and passed them to the next round.
Round 2 (Manager Round)
Questions:
- Detailed questions about the candidate's CV and projects.
- Questions about courses mentioned in the resume and their application in projects (e.g., hashing function from discrete in bcrypt.js).
- Questions about Docker.
Candidate's Approach
The candidate was prepared to discuss their CV in detail, running through their projects and explaining the technologies used, including Docker. They provided insights into how their coursework applied to their projects.
Interviewer's Feedback
No feedback provided.
Round 3 (ETR)
Questions:
- Introduction.
- Why did the course start in November?
- Discussion about projects.
- Preferences for stipend and location.
Candidate's Approach
The candidate provided their introduction and explained the timeline of their course. They discussed their projects and preferences regarding stipend and location.
Interviewer's Feedback
No feedback provided.