How to improve the existing exam system

1. How to improve the existing exam system?

2.

We require:
to turn on the relaxing music before examination
to forbid organizers to communicate
to forbid organizers to put on high heel shoes
to hang clock with a large dial above the blackboard in the
classroom
to allow three helps (50:50, the help of the friend, the
help of the hall)
to create a separate room where you can eat
to remove metal detectors at an entrance
to remove system of supervision
to allow to use colored pens and a simple pencil
to allow to walk in house-shoes with a blanket in
audience
to give opportunity to choose a place behind a school desk
to define dates of examinations no later than June 15
to check examination-papers no later than July 1