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Exam DMF topic 1 question 109 discussion

Actual exam question from CDMP's DMF
Question #: 109
Topic #: 1
[All DMF Questions]

What is a super key?

  • A. A numeric, often system generated key uniquely identify an entity instance.
  • B. An inverted architecture key, frequently used in high speed data retrieval systems
  • C. Any set of attributes without duplicates that uniquely identify an entity instance.
  • D. Any set of attributes that uniquely identify an entity instance.
  • E. Any set of attributes where each component is a shortened identifier to provide meaning to the reader of a key
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Suggested Answer: D 🗳️
by aqilraza at Aug. 25, 2025, 12:38 p.m.

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aqilraza
3 months ago
Selected Answer: D
As per DMBOK2, A super key is any set of attributes that uniquely identify an entity instance.
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