Records containing these primary keys are uniquely identified by these keys and have a ___ relationship between them

18. Records containing these primary keys are uniquely identified by these keys and have a ___ relationship between them.

  1. 1:1
  2. 1:M
  3. M:1
  4. M:M

Answer: A) 1:1

Explanation:

Records containing these primary keys are uniquely identified by these keys and have a 1:1 relationship between them.

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