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CBSE Class 12 Informatics Practices Question 76 of 91

JOINS and SET Operations — Question 12

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Question 12

A table "TRAINS" in a database has degree 3 and cardinality 8. What is the number of rows and columns in it ?

Answer

The "TRAINS" table in the database has a degree of 3, indicating it contains three attributes or columns and it has a cardinality of 8, indicating it consists of eight rows or tuples. Therefore, the "TRAINS" table has 8 rows and 3 columns.