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Databricks Certified Data Analyst Practice questions with correct answers
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Databricks Certified Data Analyst Practice questions with correct answers
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Databricks Certified Data Analyst Practicequestions with correct answers
The data analysis team wants to perform a rapid analysis of data on the tableau from 2 different
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data sources and their behavior together, what activity would they be performing
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A) Data integration
x x
B) last-mile ETL
x x
C) Data enhancement
x x
D) data blending - ANSWER: ➡ D
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Which layer in the medallion architecture is best suited for ad-hoc reporting, advanced
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analytics, and ML?
x x x
A) Diamond Layer
x x
B) Bronze Layer
x x
C) Gold Layer
x x
D) Silver Layer - ANSWER: ➡ D
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What is Delta Sharing?
x x x
A) Delta sharing allows data present in only Delta format to be sharable inside the organization
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only
x
B) Delta Sharing is a protocol to share data present inside databricks with other organizations
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C) Delta Sharing is the industry's first open protocol for secure data sharing, making it simple
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to share data with other organizations regardless of where the data lives
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D) Delta Sharing is a protocol to share data present inside databricks within the organizations -
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ANSWER: ➡ C
x xx x
,Which of these is the incorrect approach to handling Complex Data Types?
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A) Explore and Collect
x x x
B) Support for Complex Data types is yet to be introduced
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C) User Defined Function
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D) Lambda Function - ANSWER: ➡ B
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On the dashboard, If you have a parameter added to the dashboard, how will it affect the
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visualizations:
x
A) The parameter will be used to fetch data for all the visualizations which use this parameter
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B) The parameter will be used to fetch data for some visualizations but not for others though
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they use the same parameter
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C) The parameter is not added if a parameterized query/visualization is added
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D) The parameter will not make any difference to the visualizations - ANSWER: ➡ A
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What are the use of the Delta Lake Transaction log?
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A) To provide ACID transaction capabilities
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B) To track changes
x x x
C) All of the above
x x x x
D) None of the above - ANSWER: ➡ C
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Which of the following is NOT a benefit of data governance?
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A) Consistent and high data quality for analytics and machine learning
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B) Data democratization for Decision-making
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C) Increased data complexity
x x x
D) Reduced time to insight - ANSWER: ➡ C
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,Which of the following is incorrect about Auto loader in Databricks SQL:
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A) Loads json, parquet, csv files
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B) Ensures file contents are loaded only once
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C) Removes duplicates in the file
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D) Automatically uploads files - ANSWER: ➡ C
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What are various warehouse types available in Databricks SQL when creating SQL Warehouse?
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A) Serverless warehouse only
x x x
B) Serverless, Classic, and Pro
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C) Enterprise, OnPrem and Classic
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D) Classic and Pro Warehouse - ANSWER: ➡ B
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Question 12: Correct x x
For Data Ingestion in Databricks SQL using existing files, which of the following format is not
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supported by Databricks?
x x x
A) Delta
x
B) JSON
x
C) Parquet
x
D) Microsoft Word
x x
E) CSV - ANSWER: ➡ D
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There seem to be SSN details in a particular table, it is considered as PII data in US. How should
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the data engineering team deal with the PII data here?
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A) PII data should be encrypted and stored.
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B) PII is Publicly available information
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C) None of the above
x x x x
D) PII data doesn't get any additional special handling - ANSWER: ➡ A
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, Databricks can integrate with which of the following BI tools?
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A) Tableau
x
B) Qlik
x
C) HEX
x
D) Power BI
x x
E) All of the above - ANSWER: ➡ E
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Which of the following statement is correct to display all the cities with the condition,
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temperature, and humidity whose humidity is in the range of 60 to 75 from the 'weather' table?
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A) SELECT * FROM weather WHERE humidity BETWEEN 60 AND 75
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B) SELECT * FROM weather WHERE humidity IN (60 to 75)
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C) SELECT * FROM weather WHERE humidity NOT BETWEEN 60 AND 75
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D) SELECT * FROM weather WHERE humidity NOT IN (60 AND 75) - ANSWER: ➡ A
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How are Delta Live Tables and Delta Lake related?
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A) Delta Lake is a subset of Delta Live Table
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B) Delta Live Tables extends the functionality of Delta Lake.
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C) Both are same
x x x
D) None of the above - ANSWER: ➡ B
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Which of the following is a benefit of Delta Lake?
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A) Time Travel capabilities
x x x
B) All of the above
x x x x
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