๐๐จ ๐๐ง๐ก๐๐ง๐๐ ๐ฒ๐จ๐ฎ๐ซ ๐๐๐ซ๐๐๐ซ ๐๐ฌ ๐ ๐๐ฅ๐จ๐ฎ๐ ๐๐๐ญ๐ ๐๐ง๐ ๐ข๐ง๐๐๐ซ, ๐๐ก๐๐๐ค trendytech.in/... for curated courses developed by me.
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๐๐๐ง๐ญ ๐ญ๐จ ๐๐๐ฌ๐ญ๐๐ซ ๐๐๐? ๐๐๐๐ซ๐ง ๐๐๐ ๐ญ๐ก๐ ๐ซ๐ข๐ ๐ก๐ญ ๐ฐ๐๐ฒ ๐ญ๐ก๐ซ๐จ๐ฎ๐ ๐ก ๐ญ๐ก๐ ๐ฆ๐จ๐ฌ๐ญ ๐ฌ๐จ๐ฎ๐ ๐ก๐ญ ๐๐๐ญ๐๐ซ ๐๐จ๐ฎ๐ซ๐ฌ๐ - ๐๐๐ ๐๐ก๐๐ฆ๐ฉ๐ข๐จ๐ง๐ฌ ๐๐ซ๐จ๐ ๐ซ๐๐ฆ!
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๐๐๐ซ๐ ๐ข๐ฌ ๐ก๐จ๐ฐ ๐ฒ๐จ๐ฎ ๐๐๐ง ๐ซ๐๐ ๐ข๐ฌ๐ญ๐๐ซ ๐๐จ๐ซ ๐ญ๐ก๐ ๐๐ซ๐จ๐ ๐ซ๐๐ฆ -
๐๐๐ ๐ข๐ฌ๐ญ๐ซ๐๐ญ๐ข๐จ๐ง ๐๐ข๐ง๐ค (๐๐จ๐ฎ๐ซ๐ฌ๐ ๐๐๐๐๐ฌ๐ฌ ๐๐ซ๐จ๐ฆ ๐๐ง๐๐ข๐) : rzp.io/l/SQLINR
๐๐๐ ๐ข๐ฌ๐ญ๐ซ๐๐ญ๐ข๐จ๐ง ๐๐ข๐ง๐ค (๐๐จ๐ฎ๐ซ๐ฌ๐ ๐๐๐๐๐ฌ๐ฌ ๐๐ซ๐จ๐ฆ ๐จ๐ฎ๐ญ๐ฌ๐ข๐๐ ๐๐ง๐๐ข๐) : rzp.io/l/SQLUSD
BIG DATA INTERVIEW SERIES
This mock interview series is launched as a community initiative under Data Engineers Club aimed at aiding the community's growth and development
Our highly experienced guest interviewer, Ganesh Ramdas Kudale, / ganesh-kudale-50bb14ab shares invaluable insights and practical guidance drawn from his extensive expertise in the Big Data Domain.
Our expert guest interviewee, Prithvi Salve, / prithvi-salve-45545a1ba has an interesting approach to answering the interview questions on Apache Spark, SQL and Azure Cloud Services.
Link of Free SQL & Python series developed by me are given below -
SQL Playlist - โข SQL tutorial for every...
Python Playlist - โข Complete Python By Sum...
Don't miss out - Subscribe to the channel for more such informative interviews and unlock the secrets to success in this thriving field!
Social Media Links :
LinkedIn - / bigdatabysumit
Twitter - / bigdatasumit
Instagram - / bigdatabysumit
Student Testimonials - trendytech.in/...
TIMESTAMPS : Questions Discussed
01:00 Introduction
01:47 What is Hadoop and how does it work?
03:09 Why move from MapReduce to Spark?
05:07 Does Spark provide storage?
05:47 Give a high-level explanation of Spark.
06:50 Why switch from RDDs to DataFrames in Spark?
07:53 Which languages does Spark support?
08:27 What are RDDs and their importance?
09:47 What happens during actions/transformations in Spark?
11:15 Explain Spark architecture.
13:06 What are deployment modes and their use cases?
14:30 Describe the plans created when executing a Spark job.
16:00 What is a predicate push down?
18:10 Explain jobs, stages, and tasks in Spark.
19:10 What are the types of transformations in Spark?
20:38 Difference between repartition and coalesce?
23:30 Should you infer schema or specify it when creating a DataFrame?
24:19 What are the ways to enforce schema? Provide an example.
24:54 SQL coding questions
41:09 Which Azure cloud services have you used?
41:35 Explain Databricks architecture at a high level.
42:40 How do you run SQL queries in Databricks?
44:10 How can one notebook run another in Databricks?
45:35 Can you use parameters when running Databricks notebooks?
46:07 Difference between Data Lake and Delta Lake? Pros and cons of each.
48:11 What activities are available in ADF?
49:09 Scenario-Based question
Music track: Retro by Chill Pulse
Source: freetouse.com/...
Background Music for Video (Free)
Tags
#mockinterview #bigdata #career #dataengineering #data #datascience #dataanalysis #productbasedcompanies #interviewquestions #apachespark #google #interview #faang #companies #amazon #walmart #flipkart #microsoft #azure #databricks #jobs
21 ะฐะฒะณ 2024
