Transaction: Provides the operational source (system of record) with central authoring for all key master data — and the master data is consistent, accurate and complete at all times.

事务：为所有关键主控数据提供集中创作的操作源(记录系统)——而且主控数据始终保持一致、准确和完整。

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Master data management solutions, such as IBM InfoSphere master data management Server: This component manages master data across customer, product, account, and other key master data domains.

主控数据管理解决方案，如ibm InfoSphere Master Data Management Server：此组件对跨客户、产品、帐户和其他关键主控数据领域的数据进行管理。

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Each user profile created is strongly encrypted with the personal user certificate, which ACTS as a master key.

每个用户配置文件都使用用户证书进行加密，该证书充当一个主密匙。

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Daylight is one of the key clues the master clock in the brain receives from the retina that it needs to resynchronize.

WSJ: To Avoid Jet Lag This Summer, Travel Like a Scientist

"An intermediate certificate is essentially a master key that can create certificates for any domain name, " explained security analyst Chester Wisniewski from Sophos in a blogpost about the security lapse.

BBC: Google detects fake website ID certificate threat

Online tools enable evaluation of a much wider range of student actions, such as how long they devote to readings, where they get electronic resources, and how quickly they master key concepts.

FORBES: Fixing Education with Big Data: Turning Teachers into Data Scientists?