Just Like we express information in words, so do computers. A computer 'word' is a group of bits, the length of which varies from machine to machine, but is normally pre-determined for each machine. The word may be as long as 64 bits or as short as 8 bits.
hello
yes you go onto the top then you choose format/ tools i think then you click on word count, and if you don't want to have to keep on doing that then you can drag it to the top/bottom and put it into the place where you can change the font and wordsize