salam,
you might have seen journalism, if it is really interesting,, than opt it; it is one of the simplest subjects. for clearing your concept study
-- journalism for all by MEHDI HASAN

see all abbreviation given in it.

questions on modern trends in journalism (advertisement, p.r, news writing etc.) may be be prepared from internet.

as per standard method of preparation, take questions from old papers and try to answer them.