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    Find the number of rows and columns of Cartesian product of two tables if the number of rows and columns of the first table is 2 and 3 respectively, a
    Question

    Find the number of rows and columns of Cartesian product of two tables if the number of rows and columns of the first table is 2 and 3 respectively, and the number of rows and columns of the second table is 4 and 5 respectively.

    A.

    Number of rows = 8 & Number of columns = 15

    B.

    Number of rows = 6 & Number of columns = 15

    C.

    Number of rows = 8 & Number of columns = 8

    D.

    Number of rows = 6 & Number of columns = 8

    Correct option is C


    The Cartesian product of two tables is calculated as follows:
    Formula for the Cartesian Product:
    · The number of rows in the result is the product of the number of rows in both tables.
    · The number of columns in the result is the sum of the number of columns in both tables.
    Given:
    · First table:
    · Number of rows = 2
    · Number of columns = 3
    · Second table:
    · Number of rows = 4
    · Number of columns = 5
    Calculation:
    · Number of rows = 2 × 4 = 8
    · Number of columns = 3 + 5 = 8
    Therefore, the correct answer is:
    · Number of rows = 8
    · Number of columns = 8
    Thus, the correct option is:
    (c) Number of rows = 8 & Number of columns = 8

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