Which of the following instructions should be privileged? In once sentence explain why, for each instruction.

7. Which of the following instructions should be privileged? In once sentence explain why, for each instruction. (5 points each) a. Set value of timer. Privileged Non-privileged b. Read the clock. Privileged Non-privileged c. Clear memory. Privileged Non-privileged d. Issue a trap instruction. Privileged Non-privileged e. Turn off interrupts. Privileged Non-privileged f. Modify entries in device-status table. Privileged Non-privileged g. Switch from user to Kernel mode. Privileged Non-privileged h. Access I/O device. Privileged Non-privileged