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

  1. Data mining
  2. Meta Data
  3. Data warehousing
  4. Database

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Answer : Data Warehouse

A data warehouse is constructed by integrating data from multiple heterogeneous sources. It supports analytical reporting, structured and/or ad hoc queries and decision making.

Reference : Complete Data Warehouse Tutorial is Here

Answer:

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