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While the processor is in user mode the program being executed is unable to access protected system resources or to change mode,other than by causing an exception to occur.
Q1: A bit near the center of a
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Q6: A service provided as an alternative for
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Q7: The four principal approaches to multithreading are:
Q21: The execution of a program consists of
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Q25: _ is when the processor spends most
Q26: _ is when the DMA module must
Q39: The end user is concerned mainly with