hi Percy, George, Ajith,Jane and Donald,
thanks for the kind wishes.
now coming on to the questions, i studied from RHE, the de-facto standard for the purpose.
then i refered khalid when in doubt.
also i would like to thank mr raja ram chaudhary who taught me the language and also prepared me for the exam.
and percy, if you want some more suggestions, then do let me know i shall be happy to answer your quesries.
ankush