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Question

How does HDT-FoQ address the challenge of accessing data by object?

a.

By using a wavelet tree for object access

b.

By employing an additional index called O-Index

c.

By sorting objects in a particular order

d.

By using a separate data structure for objects

Posted under Big Data Computing

Answer: (b).By employing an additional index called O-Index Explanation:HDT-FoQ addresses the challenge of accessing data by object by employing an additional index called O-Index.

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Q. How does HDT-FoQ address the challenge of accessing data by object?