Database-Management-System

Question 528

Repository of information gathered from multiple sources, storing under unified scheme at a single site is called as

A	Data mining
B	Meta data
C	Data warehousing
D	Database

Database-Management-SystemData-ware-housingUGC NET CS 2013 June-paper-2

Question 528 Explanation:

→ Repository of information gathered from multiple sources, storing under unified scheme at a single site is called as Data Warehousing.
→ Data warehousing will support OLAP and OLTP.
→ Business intelligence and Data warehousing is used for forecasting and Data mining.
→ Business intelligence and Data warehousing is used for analysis of large volumes of sales data.
→ The Data warehouse Hadoop cluster at Facebook has become the largest known Hadoop storage cluster in the world.

Correct Answer: C

Question 528 Explanation:

→ Repository of information gathered from multiple sources, storing under unified scheme at a single site is called as Data Warehousing.
→ Data warehousing will support OLAP and OLTP.
→ Business intelligence and Data warehousing is used for forecasting and Data mining.
→ Business intelligence and Data warehousing is used for analysis of large volumes of sales data.
→ The Data warehouse Hadoop cluster at Facebook has become the largest known Hadoop storage cluster in the world.