As you want to know about your result of Jadavpur University by Online source so here I am providing you result procedure that you get your result.
Follow these steps:

Visit to official website of Jadavpur University.
Its home page open, it contain page of result.
Now select option which result you have are looking for.
Enter faculty, course of study, subject & year of passing then click on next button.

Your result of page look as same as link given above.