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Databricks exam with correct answers
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Databricks exam with correct answers
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Databricks exam with correct answersApache Spark - ANSWER: ➡ An open source analytics environment for large, heterogeneous
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data sets that provides capabilities from analytics to the maintenance of broadly distributed
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data storage systems. The compute engine used by Databricks.
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pandas - ANSWER: ➡ A software library written for the Python programming language for
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data manipulation and analysis. Best suited for smaller datasets.
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Databricks Magic Commands for Languages - ANSWER: ➡ Switch between program
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languages at the beginning of a cell: %python, %scala, %sql and %r
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code to switch from python (default) to sql - ANSWER: ➡ %sql SELECT * FROM
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database.tablename
x
Auxiliary magic command, run shell command - ANSWER: ➡ %sh
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Auxiliary magic command, use dbutils filesystem commands - ANSWER: ➡ %fs
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Auxiliary magic command, add markdown to your notebook - ANSWER: ➡ %md
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DBFS - ANSWER: ➡ Databricks File System
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Delta lake - ANSWER: ➡ An open source storage layer that brings reliability to data lakes.
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Delta Lake provides... - ANSWER: ➡ ACID transactions, scalable metadata handling, and
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unifies streaming and batch data processing.
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