I would like to know what is Bandwidth. I am a web designer, newbie in this field and want to buy a web hosting account but don’t know what to choose.

Its actually the amount of data that can be transmitted in a fixed amount of time from the host server to the client server. An average site uses upto about 10 GB of bandwidth a month but its vary according to site .

I want to run a small business site.How much bandwidth And how much space do you think I need?

it would be around 8-10 gigs bandwidth and 500 mb space

cpwebhosting.net shared hosting plan can fulfill your requirement

in cpwebhosting.net Basic Unix plan u will find

Disk space 500 MB
Monthly transfer GB 20 GB