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Question

What should an optimal system for query answering in the context of Big Data include?

a.

A focus on declarative OBDA

b.

A single optimization technique

c.

An integral approach handling various aspects of query answering

d.

Removal of reasoning with respect to the ontology

Posted under Big Data Computing

Answer: (c).An integral approach handling various aspects of query answering Explanation:An optimal system for query answering in the context of Big Data should include an integral approach handling various aspects of query answering, optimization, and reasoning with respect to the data and ontology.

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Q. What should an optimal system for query answering in the context of Big Data include?

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