The （ ） refers to the integration of complex physical machinery with networked sensors and software. It draws together fields such as machine learning, big data, the Internet of things and machine-to-machine communication to ingest data form machines, analyze it （often in real-time）, and use it to adjust operations.

单选题

The word ‘company’ in the first paragraph refers to ___.

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单选题

The word colonies(Line 2，Para.4) refers to ___.

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单选题

The“three arms of government” of Australia refers to the Parliament，the Executive Government and( )

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单选题

A number in the top left corner of the display refers to a related page.

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单选题

（75）refers to the process of testing and then eliminating errors.

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