hi rajesh.. IT requires a lot of reading.. you should be able to read the module atleast 3 times in detail. this type of consistent reading helps to score well in IT. some peculiar definitions, short notes appear frequently in exams.. RTP can help you well. of course you can score well in IT. i ve scored 61.. all the best.
Income Tax is very interesting subject .if you read with provision to provision with disscussion than you will find all rules will be clear for you.also section wise study will be very healpful.
in CA examination Theory are more important but theory is equiavlent to pratial aspect.so qoute provision with every question with their section.