http://en.wikipedia.org/wiki/Intel_Active_Management_Technology Intel Active Management Technology From Wikipedia, the free encyclopedia     Intel AMT web page available even when the computer is sleeping. Intel Active Management Technology (AMT) is…

1.Database concepts (1)Data & Information Information Is any kind of event that affects the state of a dynamic system Is the message (utterance or expression) being conveyed Is an ordered sequence of symbols that can be interpreted as a message As se…

Recovery Types of Failures Wrong data entry Prevent by having constraints in the database Fix with data cleaning Disk crashes Prevent by using redundancy (RAID, archive) Fix by using archives Fire, theft, bankruptcy… Buy insurance, change profession……

规范化问题的提出 在规范化理论出现以前,层次和网状数据库的设计只是遵循其模型本身固有的原则,而无具体的理论依据可言,因而带有盲目性,可能在以后的运行和使用中发生许多预想不到的问题. 在关系数据库系统中,关系模型包括一组关系模式,各个关系不是完全孤立的,数据库的设计较层次和网状模型更为重要. 如何设计一个适合的关系数据库系统,关键是关系数据库模式的设计,一个好的关系数据库模式应该包括多少关系模式,而每一个关系模式又应该包括哪些属性,又如何将这些相互关联的关系模式组建一个适合的关系模型,这些工作决定…

SQL is a very-high-level language, in which the programmer is able to avoid specifying a lot of data-manipulation details that would be necessary in languages like C++. What makes SQL viable is that its queries are “optimized” quite well, yielding ef…

1.Data Model Model Is the abstraction of real world Reveal the essence of objects, help people to locate and resolve problems Data Model A data model explicitly determines the structure of data, and defines the operation that can be imposed, in order…

http://en.wikipedia.org/wiki/Intel_Corporation#Naming_strategy Naming strategy[edit] In 2006, Intel expanded its promotion of open specification platforms beyond Centrino, to include the Viiv media center PC and the business desktop Intel vPro. In mi…

http://en.wikipedia.org/wiki/Intel_cpus List of Intel Atom microprocessors List of Intel Xeon microprocessors List of Intel Itanium microprocessors List of Intel Celeron microprocessors List of Intel Pentium microprocessors List of Intel Pentium Pro…

processor: Intel Quad Core i7-2630QM (2GHz, 8MB L3, 1333MHz FSB, 45W) graphics adapter: NVIDIA Quadro 1000M with 2GB DDR3 and 96 CUDA cores, and with Optimus™ Technology TFT display: 15.6" TFT display with 1920x1080 (FHD) resolution with LED backligh…

http://baike.baidu.com/subview/813787/11301142.htm http://sites.amd.com/cn/business/it-solutions/manageability/Pages/manageability.aspx 本词条介绍的是DASH(关于远程管理的一种解决方案),更多含义,请参阅DASH(多义词).   目 录 1DASH简介 2DASH带外管理功能 3DASH给管理员带来的好处 4DASH的几种特殊用途     1DASH简介 DA…