Absolutely. Half of the world uses Unix flavours be it linux or any other OS( Mac OSX) , most of the realtime critical apps run on unix. Most of the primitive c

Absolutely. Half of the world uses Unix flavours be it linux or any other OS( Mac OSX) , most of the realtime critical apps run on unix. Most of the primitive codes are written in C , first language most people learn is C(atleast for me). With Unix and C , he has changed the way people think of computers and the way of talking to them.