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Database Systems Entrance Exam: Certification Test 1781

Aggregate Functions Notes App & e-Book: MCQ 1781

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MCQ: 1781

The following query
select count (*)
from course; is used to find

  1. Printing (*) as the attribute of the course relation
  2. Printing (*) in the course relation
  3. the number of attributes in the course relation
  4. the number of tuples in the course relation
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