Data Engineering Flashcards by Carla Reyneri

What is an ETL pipeline?

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What is a data warehouse?

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What is your experience with data modeling?

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What is your experience with data cleaning?

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What is your experience with data visualization?

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What is data engineering?

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Data modeling: Star Schema

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Data modeling: Snowflake Schema

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What is big data?

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What is structured data?

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What is unstructured data?

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What is semi-structured data?

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What is Hadoop?

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What is AWS?

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What is the difference between a data warehouse and a database?

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What are common data structures?

Dictionaries
Lists
Sets
Strings
Tuples

Difference between a for loop and a while loop

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NumPy

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SciPy

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SQLAlchemy

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BeautifulSoup

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Seaborn

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Matplotlib

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What is an API request?

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Example API request

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Float

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Boolean

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Integer

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Example function

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What is a function?

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What is a dataframe?

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Merge dataframes syntax

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What is object-oriented programming?

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.describe()

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.head()

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.info()

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What are methods?

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What are attributes?

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