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Author Question: In relational database design, ID-dependent entities are used to ________. A) represent 1:1 ... (Read 103 times)

tsand2

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In relational database design, ID-dependent entities are used to ________.
 
  A) represent 1:1 relationships
  B) represent 1:N relationships
  C) represent N:M relationships
  D) handle recursive relationships
  E) eliminate the need for weak entities being converted to tables.

Question 2

Which SQL keyword is used to apply conditions to restrict groups that appear in the results of a SELECT query that uses GROUP BY?
 
  A) WHERE
  B) HAVING
  C) LIKE
  D) SORT
  E) DISTINCT



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jjorrostieta

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Answer to Question 1

C

Answer to Question 2

B




tsand2

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Reply 2 on: Jul 7, 2018
Excellent


duy1981999

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Reply 3 on: Yesterday
Gracias!

 

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