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CBSE Class 12 Computer Science Question 16 of 44

Solved 2025 Sample Question Paper CBSE Class 12 Computer Science (083) — Question 16

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Question

Question 16

Which aggregate function can be used to find the cardinality of a table ?

  1. sum()
  2. count()
  3. avg()
  4. max()
Answer

count()

Reason — The count() aggregate function is used to find the cardinality of a table, which refers to the number of rows in that table.