class 11 lecture notes.docx

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Department
Information Technology Management
Course
ITM 102
Professor
johnlaughseen
Semester
Fall

Description
Chapter 11 Class Notes Section 11.1 – Managing Enterprise Architectures ­ Goals of enterprise architecture ­ A big one is global enterprise architectures o Patriot act in US gives permission for the government to look at any  database o China bans Facebook o So when you want to go globally, you have to look at each countries  different rules ­ top international telecommunications issues o regulatory issues  china doesn’t allow fb ­  The textbook has a problem  o Not information architecture – it is data architecture ­ data architecture o how well you do your backup? ­ Hot site: o Banks have a hot site that will get them up and running almost immediatly ­ Cold site: o A safe place where employees can locate to o Ex: during 9/11 people weren’t worried about getting their information but  more worried where their employees can move to ­ Optimal point – need to remember this ­ Security: o Ex: password, only the right person should be able to get in ­ Infrastructure architecture (need to know for exam!) o Flexibility  Handle other currencies… longer term thinking o Scalability  Need to realize the company will grow.. think long term o Reliability  Everything is functioning properly o Availability  Actually available. No web actually has a 100% uptime  Most company want 99.999% uptime, the average is 98% no  where near that o Performance ­ Application architecture: o How well the applications work with each other ­ Open system is a big trend now o A set of procedures, standards that makes everybody make the code better o Any piece of software where the code is available
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