Cheating has different consequences in different places, I searched around and gathered the interesting ones. Some really surprised me.
US Military: up to a year in confinement plus a dishonorable discharge, which entails the forfeiture of all retirement pay.
Michigan: life sentence!
Pennsylvania: 2 years imprisonment
Maryland: fine of $10!!
Muslim-countries: in some countries up to death penalty!!
Pakistan: a crime under the Hudood Ordinance. The Ordinance sets a maximum penalty of death!
India: can be sentenced up to 5 years, for men only!