Registers in the control unit are used to keep track of the overall status of the program.
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A data definition language can be used to define a database schema.
The control unit fetches instruction from memory and decodes them.
The World Wide Web is considered as the content of the Internet, which provides a variety of information by using a rich set of tools for managing and linking text, graphics, sound, and video.
Providing and viewing information on the World Wide Web is done by using server applications and client applications.