DATABASE FUNDAMENTALS
BASICS OF BIG DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Partially True
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None of the above
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Detailed explanation-1: -7. 3V’s are not sufficient to describe big data. Explanation: IBM data scientists break big data into four dimensions: volume, variety, velocity and veracity.
Detailed explanation-2: -1 Answer. The correct answer is option D (can be analyzed with traditional spreadsheets). Big data cannot be analyzed with traditional spreadsheets or database systems like RDBMS because of the huge volume of data and a variety of data like semi-structured and unstructured data.
Detailed explanation-3: -Which of the following is true about big data? Answer-B) Big data refers to data sets that are at least of petabyte in size is true.
Detailed explanation-4: -Big data is a collection of data from many different sources and is often describe by five characteristics: volume, value, variety, velocity, and veracity.
Detailed explanation-5: -Three characteristics define Big Data: volume, variety, and velocity. Together, these characteristics define “Big Data”.