A system of interconnected computers that share a central storage system and various peripheral devices such as a printers, scanners, or routers. Each computer connected to the system can operate independently, but has the ability to communicate with other external devices and computers
<span>Read more: http://www.businessdictionary.com/definition/computer-system.html</span>
Pie chart I believe that is the right answer
Answer: verification testing
Explanation:
Verification testing is the testing that runs the system in a simulated environment using simulated data. Verification testing involves different activities like design review, system requirements, business requirements, and code walkthrough which are used while a a product is being developed. It is done in order to ensure they the right product is being developed.