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While reading about Big Data, you might find the term ETL.| Using you own words, answer the following questions: 1- What does the term

While reading about Big Data, you might find the term "ETL".| Using you own words, answer the following questions: 1- What does the term ETL stand for? 2- Define each of the three functions that the ETL tools combine. 3- What main role does ETL play in Big Data? 4- One of the advantages of Data Extraction tools is Scalability. Discuss

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