Explain the four pillars of object-oriented programming — Freshworks interview
Reported in Freshworks interview loops. Core OOP concepts asked in almost every fresher technical screen.
Company vault
SaaS from Chennai — product engineering and customer-first design.
Questions
100
Reported in Freshworks interview loops. Core OOP concepts asked in almost every fresher technical screen.
Reported in Freshworks interview loops. Fundamental operating-system question for entry-level engineering roles.
Reported in Freshworks interview loops. Classic SQL screening question testing subqueries, window functions, or ordering.
Reported in Freshworks interview loops. DBMS fundamentals covering 1NF through 3NF and when to denormalize.
Reported in Freshworks interview loops. Networking basics question covering transport-layer reliability and use cases.
Reported in Freshworks interview loops. HR opener testing motivation, research, and alignment with the role.
Reported in Freshworks interview loops. Behavioral HR question assessing self-awareness and growth mindset.
Reported in Freshworks interview loops. OS concept linking paging, address translation, and process isolation.
Reported in Freshworks interview loops. Classic array + hash map problem testing optimal time–space trade-offs.
Reported in Freshworks interview loops. Foundational search algorithm with clear loop invariants and edge cases.
Reported in Freshworks interview loops. Pointer manipulation staple for junior coding interviews.
Reported in Freshworks interview loops. Graph traversal question covering shortest paths, connectivity, and complexity.
Reported in Freshworks interview loops. Tree recursion warm-up that often leads to balanced-tree and diameter follow-ups.
Reported in Freshworks interview loops. Sliding window pattern for substring problems with hash set or map tracking.
Reported in Freshworks interview loops. Sort-and-sweep array problem common in calendar and scheduling interviews.
Reported in Freshworks interview loops. Introductory dynamic programming problem isomorphic to Fibonacci.
Reported in Freshworks interview loops. Hash map plus doubly linked list problem bridging DSA and system components.
Reported in Freshworks interview loops. Classic DP testing tabulation, space optimization, and item selection reconstruction.
Reported in Freshworks interview loops. Graph algorithm for non-negative edge weights using priority queue.
Reported in Freshworks interview loops. Foundational system design covering APIs, encoding, storage, and read-heavy scaling.