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I applied via LinkedIn and was interviewed in Jul 2024. There were 2 interview rounds.
Coding questions and aptitude questions will be asked
Spark architecture is a distributed computing framework that consists of a driver program, cluster manager, and worker nodes.
Spark architecture includes a driver program that manages the execution of tasks and interacts with the cluster manager.
Cluster manager allocates resources and schedules tasks on worker nodes.
Worker nodes execute the tasks and return the results to the driver program.
Spark architecture supports f...
Broadcast join is a method used in distributed computing to combine data from multiple sources by broadcasting smaller tables to all nodes.
Broadcast join is commonly used in distributed systems like Apache Spark to improve performance by reducing data shuffling.
It involves broadcasting the smaller table to all nodes in the cluster, so that each node can perform the join operation locally.
This method is efficient when o...
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I applied via Company Website and was interviewed in Jul 2021. There was 1 interview round.
Complex SQL scenarios and their results
Using subqueries to filter data
Joining multiple tables with complex conditions
Using window functions to calculate running totals
Pivoting data to transform rows into columns
Using recursive queries to traverse hierarchical data
I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.
I applied via Company Website and was interviewed in Jun 2024. There were 2 interview rounds.
ADF stands for Azure Data Factory, a cloud-based data integration service that allows you to create, schedule, and manage data pipelines.
ADF allows you to create data-driven workflows for orchestrating and automating data movement and data transformation.
You can use ADF to ingest data from various sources, process and transform the data, and then publish the data to different destinations.
ADF supports a wide range of d...
posted on 29 May 2024
I applied via Campus Placement and was interviewed in Apr 2024. There were 2 interview rounds.
It was a written test where theoretical SQL questions were asked like primary key, foreign key, set operators and some queries
I appeared for an interview in Sep 2024, where I was asked the following questions.
I applied via Referral and was interviewed before Feb 2022. There were 3 interview rounds.
2 hr duration test it was. It had the topics like reasoning, number system. Technical section was also there which has sql questions
based on 1 interview
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