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Question 85

What do data warehouses support?

  1. AOperational databases
  2. BOLAP
  3. COLTP
  4. DOLAP and OLTP
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Correct answer: (B) OLAP

Explanation

Data warehouses store historical, integrated data for analysis, so they support OLAP (Online Analytical Processing). OLTP runs on operational databases.

From DSSSB TGT Computer Science Practice Set 4

This is question 85 of DSSSB TGT Computer Science Practice Set 4. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.