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 Acceptable-  use  policy 

Statement of employee 

activities involving use of networked computers that are 

not considered acceptable by management.

Accessibility 

An approach to website design that 

enables sites and web applications to be used by people 

with visual impairment or other disabilities such as motor 

impairment. Accessibility also demands that web users 

should be able to use websites and applications effectively 

regardless of the browser and access platform they use and 

its settings.

Accessibility legislation 

Legislation intended to 

protect users of websites with disabilities, including those 

with visual disability.

Acquisition method 

Defines whether the system is 

purchased outright or developed from scratch.

 Activity-  based process definition methods 

 

Analysis tools used to identify the relationship between 

tasks within a business process.

Actors 

People, software or other devices that interface 

with a system. See  Use-  case.

Ad serving 

The term for displaying an advertisement on 

a website. Often the advertisement will be served from a 

web server different from the site on which it is placed.