本書從學生的角度開始思考,去除掉艱深的理論,
全書共分為四篇:
第一篇–管理篇:探討資訊科技跟組織、管理間的議題。
第二篇–科技篇:介紹目前熱門的技術:物聯網、金融電子化、
第三篇–應用篇:探討資訊科技的各項應用,
第四篇–系統篇:介紹系統開發的方法論及資訊安全相關理論。
資訊管理是將資訊科技應用到企業的組織管理,
本書特色
1. 和其他資訊管理教科書不同,
2. 各章案例均以國內實例為主。
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XML: Designing XML internet applications
由于各部分自由度不相等,因此各部分离差平方和不能比较,必须将各部分离差平方和除以相应自由度,其即比值称为均方差,简称为均方。组间均方: ,组内均方:。这时根据这两个值可以进行F检验,即: }gs}image81-5.jpg}/gs} ,表示各个样本不是来自同一总体, ...
Tackle the toughest set-based querying and query tuning problems--guided by an author team with in-depth, inside knowledge of T-SQL. Deepen your understanding of architecture and internals--and gain practical approaches and...
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This book provides a practical and proven approach to designing relational databases. It contains two complementary design methodologies: logical data modeling and relational database design. The design methodologies are independent...
Relational databases have quickly come to be regarded as a natural and efficient way of organizing information. Duplicate data can be eliminated and powerful set-theoretic operations can be used to...
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Coverage of business database systems is organized around the database development life cycle in this text, providing a basis for discussing conceptual and implementation design, database implementation, and the management...