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Guru's Guide to SQL Server Architecture and Internals, The by Ken Henderson

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Knowledge Measure

  1. What mechanism within UMS encapsulates the scheduling facility for a single logical processor?

  2. What list within UMS tracks the workers that are ready to run?

  3. What kernel object does UMS use to put workers to sleep that it does not want to run at a particular point in time?

  4. True or false: UMS provides a special thread for each processor that handles scheduling workers to run, processing expired timers, and so on.

  5. True or false: By default, each UMS instance is affinitized to a particular processor when SQL Server is running on a multiprocessor machine.

  6. What list within UMS is responsible for tracking outstanding I/O requests?

  7. What part of UMS ultimately owns the event object that gets signaled when an asynchronous I/O request completes? ...

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