Cs executive sify computer exemption test

 Hy Good evening,
My name is Ramprasad Iyengar and i am gone a write my cs executive exam june 2014.
Regarding that can anybody tell me from where should i study for the exemption test of computer conducted by sify.

(Sifys Computer exemption test )

Which book or from which online website should i refer anything regarding this would be of great help
Thanks
Ramprasad Iyengar