Cloud computing refers to

Options

A. any type of computer network that is wireless and is associated with telecommunication network whose interconnections between nodes is implemented without the use of wires
B. telecommunication technology which provides data in a variety of ways from point to point links to full mobile cellular type access
C. a cutting edge open specification that enables short range wireless connection between desktop and notebook computers, mobile hand sets, camera phones, headsets, even a computer mouse
D. internet based service whereby shared resources, software and information are provided to computers and other devices on demand