A table ‘student’ has 4 columns and 10 rows and ‘student 2’ ha – InterviewSolution

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1.

A table ‘student’ has 4 columns and 10 rows and ‘student 2’ has 5 columns and 5 rows. If we take cartesian product of these two tables, what is the degree and cardinality of the resultant table ?

Answer»

Degree = 4 x 5 = 20 [no. of columns]

Cardinality = 10 x 5 = 50 [no. of rows]

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