⟩ How did you prepare for this HR interview?
To some extent the medium is the message. If you can't produce a high quality application form or CV how can you expect to judge quality in the application forms of others as a personnel manager?
Also, in your preparations for the interview they will look for evidence of organization and planning: that you have researched the organization and the job, that you have prepared answers to obvious questions and prepared questions to ask and that you have re-read your application form
Read 'People Management', the Institute of Personnel and Development journal, to become aware of current issues in the personnel field.