CS 451
Grand Canyon University
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CS-451 MIDTERM REVIEW EXAM 36 QUESTIONS WITH VERIFIED ANSWERS,100%CORRECT
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---8July 20262025/2026A+
- CS-451 MIDTERM REVIEW EXAM 36 QUESTIONS WITH VERIFIED ANSWERS 
Privileged instructions are instructions that can only be executed by the Kernel or a privileged process - CORRECT ANSWER What are privileged instructions? 
 
1. Provide a higher level of security 
2. provide different functionality within kernel modes - CORRECT ANSWER Some CPUs provide for more than two modes of operation. What are two possible uses of these multiple modes? 
 
1. User makes an I/O request on I/O device 
2. I/O devic...
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