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Databricks Certification Databricks Certified Professional Data Scientist Exam

Databricks Certified Professional Data Scientist Exam

Last Update May 9, 2026
Total Questions : 138

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Questions 2

Let's say you have two cases as below for the movie ratings

1. You recommend to a user a movie with four stars and he really doesn't like it and he'd rate it two stars

2. You recommend a movie with three stars but the user loves it (he'd rate it five stars). So which statement correctly applies?

Options:

A.  

In both cases, the contribution to the RMSE is the same

B.  

In both cases, the contribution to the RMSE is the different

C.  

In both cases, the contribution to the RMSE, could varies

D.  

None of the above

Discussion 0
Questions 3

What are the advantages of the Hashing Features?

Options:

A.  

Requires the less memory

B.  

Less pass through the training data

C.  

Easily reverse engineer vectors to determine which original feature mapped to a vector location

Discussion 0
Ivan
I tried these dumps for my recent certification exam and I found it pretty helpful.
Elis Apr 4, 2026
Agree!!! The questions in the dumps were quite similar to what came up in the actual exam. It gave me a good idea of the types of questions to expect and helped me revise efficiently.
Georgina
I used Cramkey Dumps to prepare for my recent exam and I have to say, they were a huge help.
Corey Apr 15, 2026
Really? How did they help you? I know these are the same questions appears in exam. I will give my try. But tell me if they also help in some training?
Nadia
Why these dumps are important? Can I pass my exam without these dumps?
Julian Apr 27, 2026
The questions in the Cramkey dumps are explained in detail and there are also study notes and reference materials provided. This made it easier for me to understand the concepts and retain the information better.
Ayra
How these dumps are necessary for passing the certification exam?
Damian Apr 6, 2026
They give you a competitive edge and help you prepare better.
Everleigh
I must say that they are updated regularly to reflect the latest exam content, so you can be sure that you are getting the most accurate information. Plus, they are easy to use and understand, so even new students can benefit from them.
Huxley Apr 12, 2026
That's great to know. So, you think new students should buy these dumps?
Questions 4

Select the correct option which applies to L2 regularization

Options:

A.  

Computational efficient due to having analytical solutions

B.  

Non-sparse outputs

C.  

No feature selection

Discussion 0
Questions 5

Which of the following could be features?

Options:

A.  

Words in the document

B.  

Symptoms of a diseases

C.  

Characteristics of an unidentified object

D.  

0nly 1 and 2

E.  

All 1,2 and 3 are possible

Discussion 0

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