EXAM date line tutttt

I will facing my trial examination on 1st august..it will be so so hard for me to facing my exam paper >< frankly,i dont hav my self confidence yet..yes !my pmr xamnination is on Otober..4th October..i dont make any praparation..hurmm..wat shud i do..im a ltle bit frightened..=,= pray for me to get a perfect result in PMR ...wish me gud luck..