DBMS-Database System Architecture Questions and Answers

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DBMS – Database System Architecture Questions with Answers focus on how data is stored, processed, and managed in layered database systems. Understanding concepts like three-tier architecture, data abstraction, and schema mapping is vital for software developers and IT aspirants. These programming questions and answers provide in-depth coverage for DBMS interview preparation and placement tests conducted by companies like TCS, Infosys, and Cognizant.

DBMS-Database System Architecture

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41. The E-R data model was first introduced by:

  • SPARC
  • E.F. Cord
  • ANSI
  • Chen.
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