Park+ Interview Experience

I was interviewed for the sde-1 backend. There were 2 DSA interview rounds and 1 DSA and Low-Level Design combined round.

Round-1(Technical): There were 2 DSA questions one based on Arrays and strings and another one based on Arrays and DP. After that, there were some DBMS questions asked to me along with some operating system questions. The interviewer was friendly. It went around 1 hr.

Tips: Solve the questions with a calm mind. Don’t stress yourself during the interview as the interviewer is friendly.

Round 2(Technical): It consisted of 3 DSA questions. one was from the tree(right view of a Binary tree), a question on Binary search and there was another one which I forgot. After that, he asked me questions on DBMS queries like 2nd highest salary, After that he asked me some concepts of OOPS and some questions on computer Networking like what happens when we type www.Google.com.This round was also for 1 hour.

Tips: Explain the OOPS concept using real-world examples.

Round 3(Technical): It was the round with the CTO. He asked me one DSA question. Queue using Stack. After that, he asked me to design a Snake and Ladder game using the OOPS concept and give the logs of every move that is performed in the game. Then we had some general questions. The round lasted for 1.5 hours.

Round 4(HR Round): Basic Hr Questions were asked. Salary Negotiations were made.

Final Result: Selected.