How to convince the HR to hire you, you being a fresher?

Your resume is all you have to make your first impression.

Next comes to your knowledge ( General, Technical, Theoratical and Practical).

Being loyal and honest with all your comments and commitments while face to face round, is final cusing added to get hired.

Simple. Only Tell the truth about your resume. and if there is any hiring test, please be prepared for that. if all the data you are provided is genuine and you have enough scores they might hire you.

Note: be pleasant all the time!!