Question

A table 'customer' has 10 columns but no row. Later, 10 new rows are inserted and 3 rows are deleted in the table. What is the degree and cardinality of the table 'customer?

Answer 1

Given: 10 columns, 10 rows inserted and 3 rows deleted.

Degree: Number of columns = 10.

Cardinality: Remaining rows = 10 − 3 = 7.

Final answer: Degree = 10; Cardinality = 7.