SAT test change?

[sattaker4321]

<p>Hey guys quick question: i signed up for sat ii's for this coming june but i decided i want to change it to an sat i. all the schools in my city are full though.. so i decided that i'm going to take it standby. does anyone know if the sat ii's i already registered for will hinder my standby testing for the sat i? thanks guys whatever help you can give i appreciate it</p>