When one reaches orgasm, one usually has gasping uncontrolled movements, or a sense of suspension which are nonverbal communications to the partner that one has had an orgasm. It is usually accompanied by vaginal contractions in female and the visible associate of ejaculation in males. Later, after completion of the sex act, one appears calm and physically satisfied. The signs of having had an orgasm are quite fleeting. The best way is to ask the partner.

Is it normal to reach orgasm by clitoral stimulation?

Absolutely. There are women who are unable to reach climax by vaginal intercourse alone. Climaxing by clitoral stimulation is in no way inferior.

Are different erogenous zones important?

Yes. One need not reach orgasm by genital stimulation alone. One may stimulate any erogenous zone to the point of orgasm.’What is important is the end and not the means to the end’.