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Home > Databricks > Databricks Certifications > DATABRICKS-CERTIFIED-PROFESSIONAL-DATA-SCIENTIST
Databricks DATABRICKS-CERTIFIED-PROFESSIONAL-DATA-SCIENTIST  Exam Questions & Answers
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Databricks DATABRICKS-CERTIFIED-PROFESSIONAL-DATA-SCIENTIST Exam Questions & Answers


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  • Vendor: Databricks

    Exam Code: DATABRICKS-CERTIFIED-PROFESSIONAL-DATA-SCIENTIST

    Exam Name: Databricks Certified Professional Data Scientist

    Certification Provider: Databricks

    Total Questions: 138 Q&A

    Updated on: Jul 07, 2026

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DATABRICKS-CERTIFIED-PROFESSIONAL-DATA-SCIENTIST Online Practice Questions and Answers

Questions 1

A website is opened 3 times by a user. What is the probability of he clicks 2 times the advertisement, is best calculated by"

A. Binomial

B. Poisson

C. Normal

D. Any of the above

Show Answer

Correct Answer: A

Explanation: In a binomial distribution, only 2 parameters, namely n and p, are needed to determine the probability. Where p is the probability of success and q is the probability of failure in a binomial trial, then the expected number of successes in n trials. This is a binomial distribution because there are only 2 possible outcomes (we get a 5 or we don't).

Questions 2

Which is an example of supervised learning?

A. PCA

B. k-means clustering

C. SVD

D. EM

E. SVM

Show Answer

Correct Answer: E

Explanation: SVMs can be used to solve various real world problems:

SVMs are helpful in text and hypertext categorization as their application can significantly reduce the need for labeled training instances in both the standard inductive and transductive settings.

Classification of images can also be performed using SVMs. Experimental results show that SVMs achieve significantly higher search accuracy than traditional query refinement schemes after just three to four rounds of relevance feedback.

SVMs are also useful in medical science to classify proteins with up to 90% of the compounds classified correctly.

Hand-written characters can be recognized using SVM

Questions 3

In which of the scenario you can use the regression to predict the values?

A. Samsung can use it for mobile sales forecast

B. Mobile companies can use it to forecast manufacturing defects

C. Probability of the celebrity divorce

D. Only 1 and 2

E. All 1 ,2 and 3

Show Answer More Questions

Correct Answer: E

Explanation: Regression is a tool which Companies may use this for things such as sales forecasts or forecasting manufacturing defects. Another creative example is predicting the probability of celebrity divorce.

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