January 2004
Intermediate to advanced
480 pages
9h 41m
English
IT systems are becoming increasingly ubiquitous and help support most aspects of everyday life. The Internet has helped accelerate the rate at which IT is integrated into most social systems. People rely on IT systems to address most of their major human and social concerns such as health, education, entertainment, access to communication services, access to customer support, finances, safety, privacy, access to government services, and travel. The various concerns of individuals and of the society as a whole may face major breakdowns and incur high costs if IT systems do not meet the Quality of Service (QoS) requirements of performance, availability, security, and maintainability that are expected ...
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