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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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Java Developer & Architect Interview Q&As

Java & Big Data Tutorials

Prepare to fast-track & go places

FAQs are marked with 🔥 as some questions are not only more popular with the interviewers, but also required to build robust systems. If you are an interviewer, cover well rounded topics to judge real experience.

Don't be overwhelmed by the number of questions as the technology stacks are so vast. The quality of the answers you provide to some of the key technical & open-ended questions along with your soft skills & attitude will go a long way in getting the job offers.

Note: Some Q&As belong to more than one category.
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