To request data from another program or computer. The opposite of pull is
push, where data is sent without a request being made. The terms
push and
pull are used frequently to describe data sent over the
Internet. The
World Wide Web is based on pull technologies, where a
page isn't delivered until a browser requests it. Increasingly, however, Information services are harnessing the Internet to
broadcast information using push technologies. A prime example is the
PointCast Network.
