1. The provision of the section referred by you is given below from which yo can understand whether it is applicable or not:
Assault or criminal force to woman with intent to outrage her modesty.—Whoever assaults or uses criminal force to any woman, intending to outrage or knowing it to be likely that he will thereby outrage her modesty, shall be punished with imprisonment of either description for a term which may extend to two years, or with fine, or with both.
2. There is no necessity for the complainant to be present in the court while the police is filling the charge sheet before court.
In fact it is not just complainant, but it is actually de-facto complainant. The police will be the complainant in all police prosecuted cases.
3. If both the warring parties arrive at a compromise settlement within them, they may inform the police by giving a statement stating the same, after which the police may refer the charge sheet before the court recommending to close the cases or FIR owing to the compromise arrangement arrived between the parties.
4. Read the above answer.
5. for quashing he case both parties should file affidavit before high court expressing their intentions.