Examlex
How many rectangles are there in the last two figures?
Mobile Commerce
The buying and selling of goods and services through wireless handheld devices such as smartphones and tablets.
Open Source
Refers to software whose source code is available for anyone to inspect, modify, and enhance.
Productivity Software
Programs that enable a user to perform various tasks generally required in home, school, and business. Examples include word processing, spreadsheet, presentation, personal information management, and database programs.
Spreadsheet Function
A pre-defined calculation in spreadsheet software that performs operations on data and returns a result.
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