Tag Archives: FreeCharge

It was Campus recruitment(Online due to Covid-19). There was resume based shortlisting(50 out of 120+ were selected) and then there were 3 Technical rounds(1 Online… Read More
Round1: 1) Design, develop and implement an elevator problem (only 20 minutes) Lots of discussion on why the approach is chosen. Advantages and trade-offs discussed.(For… Read More
I got the call from FreeCharge to have face to face interview in weekend. Round 1 : 1. Reduce matrix of 0, 1 to the… Read More
Round 1: How to make class immutable Singleton design pattern Lru cache implementation difference between abstraction and encapsulation types of polymorphism Round 2: Discussion about… Read More
Telephone screening Questions about project and technologies used F2F: Round1: 1) Design, develop and implement an elevator problem (only 20 minutes) Lots of discussion on… Read More
Given a binary tree, find height of it. Height of empty tree is 0 and height of below tree is 3. Example Tree Recommended: Please… Read More