How to Crack Databricks Data Engineer Professional Exam

Aviral Bhardwaj
3 min readOct 29, 2023

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Hey Guys, I hope you are doing well, I can see you came here by checking this Post headline “How to Crack Databricks Data Engineer Professional Exam” but eventually this is not that “How to ” guide.

This is the guide for “How I” Yes how I prepared for this exam because what happened, recently I took this exam and this is my result. I took this exam without any coupon, so you will understand how much pain I felt after seeing this.:)

Everywhere no one talks about their failure but I do not have any conflict to share, yes I failed.

Special Note — I have 4.5 Years of experience in Databricks (so prepare hard)

Remember!! this exam is VERY VERY HARD and Tricky (I mean it ok, not kidding )

So Today is the Date- 1st July 2023 and from today I will start preparing for this exam again I will surely crack this exam so below are my strategies. This may be Funny right now but I promise myself that I will crack this exam. (This exam hit my ego and this is very personal revenge )

1- The first and most important thing I am going with Databricks Academy Course

URL is below

https://customer-academy.databricks.com/learn/lp/10/data-engineer-learning-plan

This URL may be different for you. In this URL you will find the whole Data Engineering course by Databricks. I will complete this course with practicals and will read each detail present in the course DBC files multiple times.

2- I bought one course on Udemy by this person “Derar Alhussein”

He has created one course on Udemy for the Data Engineer Professional Exam and it is really good he has provided most of the details. Yes, you can buy that course. The Course Name is

So I am going to do multiple revisions of both of the courses.

After doing the above course multiple times (9–10 times I revised both courses) I went through the below topics

Features you should know before taking the exam:

Delta Optimization ( Optimize/Zorder, AutoOptimize)

Delta clones

Databricks REST APIs

Databricks CLI

Vacuum

Data Objects privileges

Delta Lake ( Time Travel, Merge, Optimization, CTAs, Insert)

Managed and External Delta Tables

Widgets

Delta Live Tables (DLT + Autoloader)

Structured Streaming ( Watermarking + Windowing + Joins)

Databricks Repos

Incremental processing ( Autoloader, Copy Into)

Medallion Architecture

Databricks Workflows

Slowly Changing Dimension

Some more details

The exam covers:

Databricks Tooling — 20%

Data Processing — 30%

Data Modeling — 20%

Security and Governance — 10%

Monitoring and Logging — 10%

Testing and Deployment — 10%

So after that, this happened today

That's it, 2023 is about to be completed on a good note.

I am also an Udemy Instructor feel free to have a look on my two courses

Python Course- https://www.udemy.com/course/python-for-data-engineering/?referralCode=0B37C932017E678ACBC1

Databricks Spark Course-https://www.udemy.com/course/databricks-associate-developer-for-apache-spark/?referralCode=A51D322121B2F58158D6

Feel free to reach out to me — My LinkedIn is https://www.linkedin.com/in/aviralb/ (you can drop pings here, whenever I get time I will revert for sure).

Regards

Aviral Bhardwaj

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Aviral Bhardwaj
Aviral Bhardwaj

Written by Aviral Bhardwaj

An Engineer and Instructor in Udemy

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