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Home » Quiz » Data Engineer Quiz

The process of preparing and organizing data for analysis in a Data Lake is known as ________.

Difficulty level
  • Data Cleansing
  • Data Ingestion
  • Data Wrangling
  • ETL
Data Wrangling is the process of preparing and organizing raw data for analysis in a Data Lake. It involves cleaning, transforming, and structuring the data to make it suitable for various analytical tasks.
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Data Engineer Quiz
Quiz
In normalization, the process of breaking down a large table into smaller tables to reduce data redundancy and improve data integrity is called ________.
The ________ approach involves defining a maximum number of retry attempts to prevent infinite retries.

Related Quiz

  • Which technology is commonly used in big data storage solutions to process large datasets in memory across distributed computing clusters?
  • Which storage solution in the Hadoop ecosystem is designed for handling small files and is used as a complementary storage layer alongside HDFS? ________
  • Which data extraction technique involves querying a database directly to retrieve specific data sets?
  • What are slowly changing dimensions (SCDs) in the context of data warehousing?
  • In which scenarios would you recommend denormalizing a database?

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