The telephonic interview asked all questions which you never accepted as a developer.
After they told you are selected and we will call you for the next HR round. Once the HR round is done they send an email of confirmation to update by tomorrow about your candidature. But after that when we call HR they give an answer like HOD conformation is remaining so we will inform you tomorrow and this process going on for one week.
Altemetly never gives an interview in this company it is wasting of time. Instead of investing your time for some good company so it will beneficially in the future for you.