Free Databricks Databricks-Certified-Professional-Data-Scientist Exam Actual Questions

The questions for Databricks-Certified-Professional-Data-Scientist were last updated On Apr 21, 2025

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Question No. 1

Your company has organized an online campaign for feedback on product quality and you have all the responses for the product reviews, in the response form people have check box as well as text field. Now you know that people who do not fill in or write non-dictionary word in the text field are not considered valid feedback. People who fill in text field with proper English words are considered valid response. Which of the following method you should not use to identify whether the response is valid or not?

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Correct Answer: D

Question No. 2

If E1 and E2 are two events, how do you represent the conditional probability given that E2 occurs given that E1 has occurred?

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Correct Answer: C

Question No. 3

Refer to exhibit

You are asked to write a report on how specific variables impact your client's sales using a data set provided to you by the client. The data includes 15 variables that the client views as directly related to sales, and you are restricted to these variables only. After a preliminary analysis of the data, the following findings were made: 1. Multicollinearity is not an issue among the variables 2. Only three variables-A, B, and C-have significant correlation with sales You build a linear regression model on the dependent variable of sales with the independent variables of A, B, and C. The results of the regression are seen in the exhibit. You cannot request additional dat

a. what is a way that you could try to increase the R2 of the model without artificially inflating it?

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Correct Answer: A

Question No. 4

Support vector machines (SVMs) are a set of supervised learning methods used for

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Correct Answer: A, B, C

Question No. 5

Which of the following skills a data scientists required?

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Correct Answer: B, C, D