key features 3 of "Big Data"O Volume is enormous, ranging from Terabytes to Petabytes scale large till Zettabytes.Expected in the year 2020, the amount of data reaches 40 Terabytes or Zettabytes 40026.O a Variety of both structured (Structured Data) the semi structure (Semi-Structured) and unstructured (Unstructured Data) O Velocity information is rapidly changing, with emphasis on Real-time information, such as information from Social Media.
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