Big Data Interview Questions and Answers. 1. What do you know about the term “Big Data”? Big Data is a term combined with complex and large datasets. A relational database cannot handle big data, and that’s why special tools and methods are used to perform operations on a more collection of data. Big data implement companies to understand their business better and help them derive meaningful information from the unstructured and raw data collected on a regular basis. Big data also allows the companies to take some better business decisions backed by data. 2. Define Big Data and explain the Vs. of Big Data? Big Data can be defined as a collection of complex unstructured or semistructured data sets which have the potential to deliver actionable insights. The four Vs. of Big Data are – Volume – Talks about the amount of data Variety – Talks about the various formats of data Velocity – Talks about the ever-expanding speed at which the data is growing Veracity – Talks about the degree of efficiently of data available
3. How is Hadoop related to Big Data?
When we speak about Big Data, we speak about Hadoop. So, this is addition Big Data interview question that you will definitely face in an interview. Hadoop is an open-source framework for storing, processing, and analysing complex unstructured data sets for deriving insights and intelligence. 4. How is big data analysis helpful in increasing business revenue? Big data analysis has become very important for businesses. It helps businesses to differentiate themselves from others and increase the revenue. Through predictive analytics, big data analytics provides businesses customized recommendations and suggestions. Also, big data analytics Implements businesses to launch new products depending on