Question: Give an example of the distributed processing system that required a control system, including concurrency control, commit control, access control, deadlock control, and database control.

Give an example of the distributed processing system that required a control system, including concurrency control, commit control, access control, deadlock control, and database control.

Explain how they work, and what will happen if these required controls aren't working, and how to fix it.

Take the web page accessor counter as an example (can't be used as an answer), it required concurrency control, commit control, access control, and deadlock control.

They work as ......., if we lack of them..., and we can fix them by....

Please give me the answer as detail as possible

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