Cloud Data Engineer Mock Interview | PySpark Coding Interview Questions |Azure Databricks

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30 INTERVIEWS IN 30 DAYS- BIG DATA INTERVIEW SERIES
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Ganesh Kudala, / ganesh-kudale-50bb14ab our seasoned guest interviewer, offers invaluable insights and practical advice drawn from his extensive experience in the Big Data domain.
Our proficient guest interviewee, SreeLakshmi Gosala, / sreelakshmi-gosala demonstrates an exceptional approach to tackling coding round interview questions in PySpark.
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Timestamp : Questions Discussed
1:10 Introduction
2:38 Differences between Spark Core APIs and Higher-Level APIs?
5:00 RDD vs DataFrames vs Spark SQL: Which is the recommended approach in Spark?
6:22 What is a DAG? When is a DAG executed?
8:44 Explain Spark's job, stages, and tasks.
10:00 How does Spark execute a job from action invocation?
11:32 How to determine the number of partitions in a dataframe?
13:00 Pyspark Coding Question
18:03 Which is more efficient: inferring a schema or enforcing it?
20:06 Ways to enforce a schema?
24:05 DataFrame Read Modes?
26:00 DataFrame write modes?
28:04 What is Databricks, and what advantages does it offer over plain vanilla versions?
29:50 Explain medallion architecture in detail ?
Tags
#mockinterview #bigdata #career #dataengineering #data #datascience #dataanalysis #productbasedcompanies #interviewquestions #apachespark #google #interview #faang #companies #amazon #walmart #flipkart #microsoft #azure #databricks #jobs

[@DataJourneyHub]

Thank you sir

[@gouthambheema1779]

Good job… Appreciative

[@HarshitSingh-lq9yp]

Good job team. Keep up this series.

[@meghaonnath7]

best Interviewer and wish I will have same experience in next interview

[@PurbaragPChoudhury]

Love this video.

[@gudiatoka]

Keep inspiring ❤

[@akshaykudale4762]

Good Job... Thank you for informative session

[@sumitmittal07]

Keep watching for more such informational content

[@ravulapallivenkatagurnadha9605]

Nice videos

[@jaisriram8989]

Thank you for this informative content!

[@sumitmittal07]

Happy to know you are finding it insightful

[@jatinzorro7038]

That was Good :)

[@RohitSharma-ny1oq]

best interviewer 😅

[@ganeshkudale2253]

Thanks

[@RohitSharma-ny1oq]

@@ganeshkudale2253 are Sir thanks to u , we connect on Linkedin plz accept