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Databricks Certified Professional Data Scientist Exam Questions

Status: RETIRED
Exam Name: Databricks Certified Professional Data Scientist Exam
Exam Code: Databricks Certified Professional Data Scientist
Related Certification(s): Databricks Data Scientist Professional Certification
Certification Provider: Databricks
Number of Databricks Certified Professional Data Scientist practice questions in our database: 138 (updated: 24-04-2026)
Expected Databricks Certified Professional Data Scientist Exam Topics, as suggested by Databricks :
  • Topic 1: A intermediate understanding of the steps in the machine learning lifecycle/ Model training, selection, and production A complete understanding of the basics of machine learning/ in-sample vs. out-of sample data
  • Topic 2: Applied statistics concepts/ bias-variance tradeoff
  • Topic 3: A complete understanding of basic machine learning algorithms and techniques/ Unsupervised techniniques like K-means and PCA
  • Topic 4: A complete understanding of the basics of machine learning model management/ Linear, logistic, and regularized regression
  • Topic 5: Tree-based models like decision trees, random forest and gradient boosted trees/ Categories of machine learning
  • Topic 6: Specific algorithms like ALS for recommendation and isolation forests for outlier detection/ Logging and model organization with MLflow
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Derrick

2 months ago
The lifecycle questions on ML ops and MLOps governance were dense. Pass4Success practice helped me map governance requirements to exam answers.
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Brittni

2 months ago
Finally certified as a Databricks Professional Data Scientist! Pass4Success was key to my quick prep.
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Sharen

3 months ago
My hands trembled before the test, wondering if I had enough hands-on practice; Pass4Success gave me realistic labs and targeted reviews, which made me confident I could prove my skills—you can do this too.
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Timothy

3 months ago
pass4success practice exams were crucial in my success. Tip: Revise key concepts and theories regularly to solidify your knowledge.
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Jaime

3 months ago
I won't lie, I was nervous at the start, doubting if I could tackle the Databricks exam; Pass4Success provided structured cheat sheets and practice datasets that built my confidence, and now I'm excited to tell others to trust the process and go for it.
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Raul

3 months ago
Interpreting model drift and deploying monitoring metrics was tough. Pass4Success explanations linked theory to practical monitoring dashboards.
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Avery

4 months ago
I am pleased to share that I passed the Databricks Certified Professional Data Scientist Exam. The Pass4Success practice questions were very helpful. One question that stumped me was about machine learning model management, specifically the concept of model retraining. Despite my uncertainty, I passed.
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Elfrieda

4 months ago
Success on the Databricks Data Scientist exam! Pass4Success's questions were incredibly helpful.
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Gracia

4 months ago
Debugging a Spark job under tight time limits was intense. Pass4Success timed mocks trained me to pace and verify results under pressure.
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Noble

4 months ago
The confused multi-select with decoys wore me down. pass4success practice helped identify traps and prioritize correct options.
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Sage

5 months ago
Couldn't have passed the exam without Pass4Success practice tests. Tip: Familiarize yourself with the Databricks platform and its features.
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Hildegarde

5 months ago
Aced the Databricks Certified Professional Data Scientist Exam thanks to Pass4Success. Tip: Understand the exam structure and allocate time accordingly.
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Brice

5 months ago
Pass4Success practice exams were a game-changer for me. Tip: Practice coding exercises to build confidence in your skills.
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Pamella

5 months ago
Passed my Databricks exam today! Pass4Success made the difference in my short preparation time.
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Ricarda

6 months ago
Handling real-time streaming vs batch processing questions was rough. Pass4Success scenarios mirrored exam-style edge cases and boosted my confidence.
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Lavera

6 months ago
Databricks certification achieved! Couldn't have done it without Pass4Success's relevant practice questions.
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Jesusa

6 months ago
Just passed the Databricks Certified Professional Data Scientist Exam! The Pass4Success practice questions were invaluable. There was a challenging question on basic machine learning algorithms and techniques, asking to explain the use of support vector machines. I was unsure but still passed.
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Cruz

6 months ago
Feature importance under permutation testing was brutal. The practice tests from Pass4Success broke down the steps and clarified how to justify choices.
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Lisbeth

7 months ago
That tricky SQL-like lakehouse questions caught me by surprise, especially window functions in data pipelines. Pass4Success drills made the syntax feel second nature.
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Viva

7 months ago
Aced the Databricks Data Scientist exam! Pass4Success materials were a lifesaver for last-minute prep.
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Vernell

7 months ago
I passed the Databricks Certified Professional Data Scientist Exam, and the Pass4Success practice questions were a big help. One tricky question was about the machine learning lifecycle, asking about the importance of hyperparameter tuning. I had some doubts but managed to pass.
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Skye

7 months ago
Passed the Databricks Certified Professional Data Scientist Exam with the help of pass4success practice exams. Tip: Prioritize topics based on their weightage in the exam.
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Glendora

8 months ago
The hardest part for me was the model evaluation metrics questions—ROC AUC vs F1 in imbalanced datasets. Pass4Success practice exams helped me see patterns and explain my reasoning clearly.
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Katheryn

8 months ago
Whew! Databricks certification in the bag. Pass4Success really helped me prepare quickly.
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Francene

8 months ago
Happy to report that I passed the Databricks Certified Professional Data Scientist Exam! The Pass4Success practice questions were very useful. One question that caught me off guard was about the basics of machine learning, specifically the concept of regularization. I wasn't confident but still passed.
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Quentin

8 months ago
Just passed the Databricks Certified Professional Data Scientist exam! Thanks Pass4Success for the spot-on practice questions.
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Linsey

9 months ago
Aced the Databricks Data Scientist exam! Pass4Success, you're a lifesaver!
upvoted 0 times
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Emerson

9 months ago
I successfully passed the Databricks Certified Professional Data Scientist Exam, and the Pass4Success practice questions were instrumental. There was a question on machine learning model management, asking about model monitoring techniques. I had some doubts but managed to pass.
upvoted 0 times
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Dorothy

9 months ago
Excited to announce that I passed the Databricks Certified Professional Data Scientist Exam! The Pass4Success practice questions were a great resource. One challenging question was about basic machine learning algorithms and techniques, particularly the use of k-means clustering. I wasn't entirely sure but still passed.
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Paris

9 months ago
Pass4Success's exam questions aligned perfectly with the actual Databricks test. Passed!
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Avery

11 months ago
Ecstatic to be Databricks certified! Pass4Success's materials were invaluable.
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Whitley

1 year ago
Databricks exam was tough, but Pass4Success's prep made it manageable. Passed!
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Felicitas

1 year ago
Thanks to Pass4Success, I passed the Databricks certification in record time!
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Shayne

1 year ago
Databricks exam conquered! Couldn't have done it without Pass4Success's help.
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Justine

1 year ago
Pass4Success's relevant questions made all the difference in passing the Databricks exam.
upvoted 0 times
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Dalene

1 year ago
I am pleased to share that I passed the Databricks Certified Professional Data Scientist Exam. The Pass4Success practice questions were very helpful. One question that stumped me was about the steps in the machine learning lifecycle, specifically the role of data validation. Despite my uncertainty, I passed.
upvoted 0 times
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Anissa

1 year ago
Just became a Databricks Certified Professional Data Scientist. Pass4Success was key to my success.
upvoted 0 times
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Carla

1 year ago
Just passed the Databricks Certified Professional Data Scientist Exam! The Pass4Success practice questions were invaluable. There was a challenging question on the basics of machine learning, asking to explain the bias-variance tradeoff. I was unsure but still passed.
upvoted 0 times
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Corinne

2 years ago
Grateful for Pass4Success - their exam prep helped me ace the Databricks test!
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Asuncion

2 years ago
I passed the Databricks Certified Professional Data Scientist Exam, and the Pass4Success practice questions were a big help. One tricky question was about machine learning model management, asking about the best practices for model deployment. I had some doubts but managed to pass.
upvoted 0 times
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Chandra

2 years ago
Happy to report that I passed the Databricks Certified Professional Data Scientist Exam! The Pass4Success practice questions were very useful. One question that caught me off guard was about basic machine learning algorithms and techniques, specifically the use of decision trees. I wasn't confident but still passed.
upvoted 0 times
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Marvel

2 years ago
Databricks certification achieved! Pass4Success made studying a breeze.
upvoted 0 times
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Simona

2 years ago
I successfully passed the Databricks Certified Professional Data Scientist Exam, and the Pass4Success practice questions were instrumental. There was a question on the machine learning lifecycle, asking about the importance of feature engineering. I was unsure but still managed to pass.
upvoted 0 times
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Christiane

2 years ago
Excited to announce that I passed the Databricks Certified Professional Data Scientist Exam! Thanks to Pass4Success practice questions, I felt prepared. One question that puzzled me was about the basics of machine learning, particularly the difference between overfitting and underfitting. Despite my confusion, I passed.
upvoted 0 times
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Kenneth

2 years ago
I am thrilled to share that I passed the Databricks Certified Professional Data Scientist Exam. The Pass4Success practice questions were a great resource. One challenging question was about the basics of machine learning model management, specifically focusing on version control for models. I had some doubts but managed to pass.
upvoted 0 times
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Paulina

2 years ago
Nailed it! Pass4Success's practice questions were spot-on for the Databricks exam.
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Kent

2 years ago
Ensemble methods are crucial in machine learning. Understand how different ensemble techniques work and their pros and cons.
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Mirta

2 years ago
Just passed the Databricks Certified Professional Data Scientist Exam! The Pass4Success practice questions were a lifesaver. There was a tricky question on basic machine learning algorithms and techniques, asking to differentiate between supervised and unsupervised learning with examples. I wasn't entirely sure of my answer but still made it through.
upvoted 0 times
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Bernadine

2 years ago
Pass4Success really helped me grasp the concept of ensemble methods. The exam had questions on bagging and boosting techniques.
upvoted 0 times
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Sherita

2 years ago
I recently passed the Databricks Certified Professional Data Scientist Exam, and I must say, the Pass4Success practice questions were incredibly helpful. One question that stumped me was about the steps involved in the machine learning lifecycle. Specifically, it asked about the sequence of data preprocessing, model training, and model evaluation. Despite my uncertainty, I managed to pass the exam.
upvoted 0 times
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Reena

2 years ago
Passed the Databricks Certified Professional Data Scientist exam! Thanks Pass4Success for the great prep materials.
upvoted 0 times
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Leandro

2 years ago
Just passed the Databricks Certified Professional Data Scientist exam! Expect questions on feature engineering techniques, especially focusing on handling categorical variables. Study different encoding methods and their impact on model performance. Thanks to Pass4Success for the spot-on practice questions that helped me prepare efficiently!
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Free Databricks Databricks Certified Professional Data Scientist Exam Actual Questions

Note: Premium Questions for Databricks Certified Professional Data Scientist were last updated On 24-04-2026 (see below)

Question #1

Which of the following is a correct example of the target variable in regression (supervised learning)?

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Correct Answer: D

Question #2

Select the choice where Regression algorithms are not best fit

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Correct Answer: D

Question #3

Select the correct statement regarding the naive Bayes classification

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Correct Answer: A, B, C

Question #4

Marie is getting married tomorrow, at an outdoor ceremony in the desert. In recent years, it has

rained only 5 days each year. Unfortunately, the weatherman has predicted rain for tomorrow. When it actually rains, the weatherman correctly forecasts rain 90% of the time. When it doesn't rain, he incorrectly forecasts rain 10% of the time. Which of the following will you use to calculate the probability whether it will rain on the

day of Marie's wedding?

Reveal Solution Hide Solution
Correct Answer: A

Question #5

RMSE is a useful metric for evaluating which types of models?

Reveal Solution Hide Solution
Correct Answer: C

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