Knowledge Lens Interview Questions and Answers

I applied via Campus Placement and was interviewed before May 2023. There were 2 interview rounds.

Big Data Engineer Interview Questions asked at other Companies

Q1. Difference between partitioning and bucketing. Types of joins in spark Optimization Techniques in spark Broadcast variable and broadcast join Difference between ORC and Parquet Difference between RDD and Dataframe Architecture of our projec... read more

View answer (1) View all 75 questions

Continue reading

I applied via Walk-in and was interviewed in Jan 2021. There were 3 interview rounds.

Interview Preparation Tips

Associate Software Engineer Interview Questions asked at other Companies

Q1. Triplets with Given Sum Problem Given an array or list ARR consisting of N integers, your task is to identify all distinct triplets within the array that sum up to a specified number K. Explanation: A triplet is a set {ARR[i], ARR[j], ARR[k... read more

View answer (2) View all 1.6k questions

Continue reading

I applied via Approached by Company and was interviewed before Apr 2021. There were 2 interview rounds.

Interview Preparation Tips

Senior QA Engineer Interview Questions asked at other Companies

Q1. Combination Sum Problem Statement Given an array of distinct positive integers ARR and a non-negative integer 'B', find all unique combinations in the array where the sum is equal to 'B'. Numbers can be chosen multiple times from ARR. Ensur... read more

View answer (1) View all 200 questions

Continue reading