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Q · Basics of Computer Medium · 45s
What is a Primary Key in a database?
TopicBasics of Computer
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.25
Test Duration200 min
Step-by-Step Solution
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A Primary Key uniquely identifies each record in a database table (e.g., Student ID).
Final Answer: Option A — A field that links tables