A database administrator needs to ensure that the data stored across relational tables...
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A database administrator needs to ensure that the data stored across relational tables remains accurate, valid, and consistent over its entire lifecycle through constraints. Which core DBMS concept represents this requirement?
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Answer: A. Redundancy
Accurate technical and quantitative evaluation based on foundational principles.
Step-by-step Derivation:
Step 1: Formulate problem conditions.
Step 2: Apply logical deduction.
Step 3: Conclude correct option.