게임모드 10문제 진행중

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1. Which is the design step of database correctly?

  • 1
    Requirement Formulation → Conceptual Schema → Physical Schema → Logical Schema

  • 2
    Logical Schema → Requirement Formulation → Conceptual Schema → Physical Schema

  • 3
    Requirement Formulation → Conceptual Schema → Logical Schema → Physical Schema

  • 4
    Logical Schema → Requirement Formulation → Physical Schema → Conceptual Schema
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