题目内容

护理心理评估的实施原则有——原则、——原则。

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What happens during the 'load' phase of a data ETL system?

A. Source data is read from the existing system
B. Source data is uploaded into the transformation software
C. Transformed data is written into a target database
D. Transformed data is transmitted to data visulisation software

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Which of the following is found at the very bottom of an organisation's business intelligence stack?

A. Web
B. ETL system
C. IT infrastructure
D. Legacy systems

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Which elements of a business intelligence stack provide storage capacity for big data?

A. Warehouse management
B. IT infrastructure
C. Dashboards
D. ETL systems

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In terms of a business intelligence stack, what system allows managers without specialist IT or analytical expertise to drill into and view data in different ways to identify hidden relationships?

A. ETL systems
B. Data warehouse
C. Online analytical processing, data mining, query and reporting systems
D. CRM systems

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