Module 4 Mastery Exercise

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Colorado State University, Global Campus *

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300

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Computer Science

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Dec 6, 2023

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pdf

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11/29/23, 4:36 PM Module 4: Mastery Exercise: 23FD-CSC300-2 https://csuglobal.instructure.com/courses/83572/quizzes/747259 1/6 Module 4: Mastery Exercise Due No due date Points 10 Questions 10 Time Limit None Allowed Attempts Unlimited Instructions Attempt History Attempt Time Score LATEST Attempt 1 7 minutes 10 out of 10 Correct answers are hidden. Score for this attempt: 10 out of 10 Submitted Nov 29 at 3:36pm This attempt took 7 minutes. Complete the Mastery Exercises to assess your knowledge of the content covered in this module. You may repeat this quiz as many times as you need. The highest score will count toward your overall grade. Take the Quiz Again 1 / 1 pts Question 1 We can reduce this overhead by using a_____. modify bit ROM replacement byte
11/29/23, 4:36 PM Module 4: Mastery Exercise: 23FD-CSC300-2 https://csuglobal.instructure.com/courses/83572/quizzes/747259 2/6 Correct. A modify bit is an MMU bit used to indicate that a frame has been modified (and therefore must have its contents saved before page replacement). 1 / 1 pts Question 2 We must solve two major problems to implement demand paging: the first is a____________. frame-allocation algorithm ROM replacement byte Correct. A frame-allocation algorithmis the operating-system algorithm for allocating frames among all demands for frames. 1 / 1 pts Question 3 If we increase our degree of multiprogramming, we are ________memory. allocation ROM sparse
11/29/23, 4:36 PM Module 4: Mastery Exercise: 23FD-CSC300-2 https://csuglobal.instructure.com/courses/83572/quizzes/747259 3/6 over-allocating Correct. Over-allocating is providing access to more resources than are physically available. In virtual memory, allocating more virtual memory than there is physical memory to back it. 1 / 1 pts Question 4 The___________ of a process refers to the logical (or virtual) view of how a process is stored in memory. virtual memory virtual address space virtual space logical memory That is correct. Virtual address space is the logical view of how a process is stored in memory. 1 / 1 pts Question 5 The_________ page-replacement algorithm requires that the page with the smallest count be replaced. least frequently used (LFU) Pythagorean theorem
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