a architecture should have 7 features.
perfermance:to measure a system's perfermance,you can use how many seconds a page form respose or how many transactions can be dealed in one seconds.
reliablity: ensure the intergrity and persistency of all transactions in one application,also make sure the perfermance when load increased.
availablity:ensure the server/resource can always be accessed. even if some component fail,you can user redundent hardware or software to archieve it.
scalablity: when the system's process increase , can use vertical or horizontal to improve it. ventical scalable adds hardware to the machine , as memory,processor,or disks .horizontal scalable add servers to the system .
extensibility:to add new fonctionality or modify exist functionality of a system.you should finish this with out impacting exist functionality ,you can use low coupling,interface,encapsulation to archieve .
managebility: easy to change the system configration with out impacting the system ,
maintainablity: easy to correct flaws in component with out impacting other components.you can use low coupling,modularity and documents to archieve this.
security: protect the system to be compromise, to make sure the data confidentiality and integrity ,also relate to denial -of-service attacks.
分享到:
相关推荐
SCEA认证官方教程(英文)SCEA GUIDE
2EE 架构师的SCEA认证(转载) 网络上搜到的SCEA 的考试经验,希望对大家有所帮助!
Sun公司SCEA认证详解, 2008年11月新出。
SCEA Java 认证学习资料
Useful Documentation for preparing SCEA
this is for scea certification
SCEA assignment for Big Smoke shop site
SCEA考试资料,SL425课程,SUN标准教材
sun SCEA 考试指南,想考的下,对考试有很大帮助,不考的学着也不错
SCEA Study.Guide.pdf SCJA Study Guide.pdf SCJP Study Guide.pdf
Java认证成功之路第4部分:SCEA.rar
Application_Design_Concepts_and_Principles Common_Architectures Integration_and_Messaging Patterns Security
Sun Certificated Enterprise Architect考试学习手册, 2002年
Servlet A receives a request that it forwards to servlet B within another web application in the same web container. Servlet A needs to share data with servlet B and that data must not be visible to ...
sun certified enterprise Architect 288 试题 答案
Sun Certificated Enterprise Architect 考试学习指南, 2007版
考SCEA的朋友用得着,英文版的。 凑字凑字
原Sun认证企业架构师(SCEA),Sun被Oracle收购后,是不是该叫做OCEA了 1,认证考试题库至少2012年还是有效的 熟练后,一定能通过考试 2,如果你是希望通过认证考试的学习过程来提升自己,建议先扎实学习; 如果你是...
这是一本很好的SCEA HandBook, 里面有一个实例可以进行Practise.
北京软件造价联盟团标,软件运维成本度量规范,