Working with UPS

Books 2 Byte
Punching In
Alex Frankel
(http://www.harpercollins.com/)

Heart of UPS

Large-scale technology systems have both front and back ends, writes Alex Frankel in Punching In: One man's undercover adventures on the front lines of America's best-known companies. The front end collects input and processes it so that it conforms to specifications that the back end can use, and the two sides connect through an interface, he explains.

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