Got my visa approved for FALL2014. Can i travel with same visa for SPRING 2015 ??

USA F1, F2 Visas - CPT - OPT
1

Hi,

I got my visa approval for university of central missouri for this fall 2014. Can i travel with the same visa for SPRING 2015 for the same university ??

Do i need to apply for the visa interview again or not required ??