Knowledge is the most powerful weapon for the overall progress
and development of the present society. Humans were always
thirst to discover, develop, and verify the knowledge and apply
various strategies to access the existing knowledge available
anywhere in any form and language. In spite of the tireless efforts
of the humans to access the entire knowledge base, certain
barriers like financial, geographical, political, etc. always exist
between knowledge and user. However, the current advances in
the information and communication technologies (ICTs),
particularly the Internet and the Web