Question

define big data ?explain about challenges of conventionalsystem
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Answer 1

Answer:

This is known as the three Vs. Put simply, big data is larger, more complex data sets, especially from new data sources. These data sets are so voluminous that traditional data processing software just can't manage them.

data from a wider variety of sources both inside and outside the organization. Things like documents, contracts, machine data,sensor data, social media, health records,emails, etc. The list is endless really. A lot of this data is unstructured, or has a complex structure that's hard to represent in rows and columns.

Answer 2

Answer:

Big Data is a broad term for large and complex datasets where traditional data processing applications are inadequate. ... There are several challenges one can face during this integration such as analysis, data curation, capture, sharing, search, visualization, information privacy and storage....Data analysis, organization, retrieval, and modeling are other foundational challenges. Data analysis is a clear bottleneck in many applications, both due to lack of scalability of the underlying algorithms and due to the complexity of the data that needs to be analyzed.