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05: Q37-Q41 – Data lake & metadata interview Q&As

Q37. What is a Data Lake? A37. A data lake is a storage repository that holds a vast amount of structured, semi-structured, and unstructured raw data in its native format (aka pristine condition). The data structure and requirements are not defined until the data is needed. You can also call…

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Big Data – governance & metadata management interview Q&As

Q01. What are the key pillars of Data Governance? A01. The 5 key pillars of any Data Governance are: 1) Security & privacy – Who can access it? Personally identifiable information (i.e. PII) (i.e. any data that could potentially identify a specific individual? E.g. name, address, Social Security number, driver’s…

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