Ipcc service tax & income tax

Hello all,

KINDLY HELP ME OUT.

I am going to appear for the first time IPCC exam in MAY 2013, so kindly help me to clear my confusion regarding Service tax & Income Tax.

QUERRY :

For calculation of TAX LIABILITY & SERVICE TAX which Assessment Year will be applicable

(i.e. AY - 2012 13 or AY - 2013 14)

SErvice tax rate will be what i.e. @ 12.36% (when normal question is asked for calculating Service Tax)  or as per question asked & given.