An
app store, also known as an application store, is a sort of online distribution
platform for applications, most often in a cell phone context, designed to
deliver applications to a target audience. Applications deliver a particular
set of functionalities that, by definition, don't include the regular operation
of the computer alone. Think of it as having your PC right there at the grocery
store scanning barcodes, or delivering dinner to your family members at a
restaurant. However, the technology used and the skills required to operate
such a system are entirely different from what you would have used to operate
your personal computer.海外充值
App stores typically have a single location
where apps are retrieved from, and only one method of installation. The app stores
typically run on personal computers that have been configured with the
necessary software requirements for installation via USB, including runtime
error checking and detecting the presence of any additional drivers required to
run the various apps. In a more advanced setup, some services may be provided
via remote service to allow users to install apps without necessarily requiring
the PC on which the services are to be run.app
store充值
There are many different types of app
stores, each with their own distinct functions. For example, there are the
premium app stores, where apps are offered for free but the software
distribution is limited and features are usually sparse. More commonly, premium
app stores are hosted by revenue sharing arrangements with selected companies.
More advanced programs allow direct downloads from certain websites, while
others offer support for multiple applications in a single interface. With
premium and mid-sized app stores, the cost of developing the software and
maintaining the stores typically come into the billions of dollars, a figure
made all the more attractive by the relatively low barrier to entry for new
entrants.海外充值支付宝