MIS 290 South University -MIS 290- Exam 2 well answered to pass

MIS 290- Exam 2The Cloud - correct answer Elastic learning of pooled computer resources over the internet Elastic - correct answer automatically adjust for unpredictable demand Pooled - correct answer ties to economies of scale Economies of scale - correct answer average cost decreases as size of operation increases Web Farm - correct answer major companies like Apple or Amazon created over the internet - correct answer SOA, Web Service Standards, & Web Services SOA - correct answer way of designing computer programs so they can be flexibly combined The Mainframe Era (1960s-1980s) - correct answer -large-scale high-speed centralized computers -thin clients, no internet, and no cloud The Client Server Era (1990s-2000s) - correct answer Allowed clients (users) to send requests across the Internet to servers. Internet, but no modern cloud computing yet. Why do organizations prefer cloud? - correct answer lower cost, ubiquitous access, scalability, elasticity, and virtualization Software as a Service (SaaS) - correct answer provides hardware, infrastructure, operating systems and applications Platform as a Service (PaaS) - correct answer Provides hosted computers, operating systems and possibly a DBMS