Question: ( b ) Consider the following page reference string 1 , 2 , 3 , 4 , 2 , 1 , 5 , 6 ,

(b) Consider the following page reference string 1,2,3,4,2,1,5,6,2,1,2,3,7,6,3,2,1,2,3,6
Find out the number of page faults if there are 4 frames, using the optimal replacement
algorithm. Why is the optimal page replacement considered better than the other page
replacement algorithms?
(b) Consider the following page reference string 1,2,3,4,2,1,5,6,2,1,2,3,7,6,3,2,1,2,3,6 Find out the

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

1. What is a total addressable memory space on a 32-bit machine? Why? 2. Consider a logical address space of 64 pages of 1,024words each,mapped onto a physical memory of 32 frames. How many bits are...

Q:

1) Consider a paging system with the page table stored in memory. a. If a memory reference takes 200 nanoseconds, how long does a paged memory reference take? b. Add TLBs, and assume 75 percent of...

Q:

Operating System ( Comp-231 ) Q2. Consider the following page reference string: 7,0,1,2,0,3,0,4,2,3,0,3,1,2,0 How many page faut s would occur for the First in First out (FHIO), assuming three...

Q:

Operating System (Comp-231) ASSIGNMENT-III Q1. Perform the Banker Algorithm for below problem 1. Consideringem with five process to the and the mouces bypes A.B.C. Resene type A has 7 inch 10 cance...

Q:

1 Explain the difference between internal and external fragmentation. 2 Given memory partitions of 100K, 500K, 200K, 300K, and 600K (in order), how would each of the First-fit, Best-fit, and...

Q:

1) Consider the following page reference string: 1, 2, 3, 4, 5, 2, 4, 6, 3, 5, 4, 1, 4, 1, 6, 2, 5, 4, 2, 3. How many page faults would occur if the LRU replacement algorithm is used? All frames are...

Q:

0:09 Solved Q3. In a deman... chegg.com X = Chegg Find solutions for your homework a engineering / computer science / computer science questions and answers / q3. in a demand paging system......

Q:

Consider the following page reference string: 1, 2, 3, 4, 2, 1, 5, 6, 2, 1, 2, 3, 7, 6, 3, 2, 1, 2, 3, 6. How many page faults would occur for the following replacement algorithms, assuming one, two,...

Q:

Please show working using the template given. Thank you. Question 4a Consider the following page reference string: 1, 2, 3, 4, 2, 1, 5, 6, 2, 1, 2, 3, 7, 6, 3, 2, 1, 2, 3, 6 Compare the number of...

Q:

Task 9. Total 15% Consider the following page reference string: 1, 2, 3, 4, 1, 2, 6, 2, 1, 3, 2, 3, 4, 5, 3, 2, 4 Assumptions: . There are FOUR (4) pages of main memory The page table is initially...

Q:

Explain how the relative intensity of a conflict can vary as a function of: a. Getting closer to the actual constraints b. Having only two constraints instead of three (i.e., time and performance,...

Q:

At the end of of 2020, the ABC Group reported in its footnotes that its plant and equipment had an original cost of 5442 million euros and that the accumulation depreciation was 3336 million euros....

Q:

What are the essentials of the Single Entry System of Book-keeping? In what respects is the Double Entry System superior to it?

Q:

Compared with half a century ago, adoption has become _ _ _ _ _ _ _ _ _ common, but it is more open and acceptabl e , so we probably discuss it _ _ _ _ _ _ _ . fill in the blanks more or much less or...

Q:

4. Go to www.keirsey.com. Complete the Keirsey Temperament Sorter or the Keirsey Character Sorter. (You will have to register first.) These are examples of assessment instruments that can be used for...

Q:

2. Performance expectations: A description of competencies, performance results, and major job experiences required to succeed at each level of the company.

Q:

4. Why do companies develop formal mentoring programs? What are the potential benefits for the mentor and for the protg? What is the best way to match mentors and protgs?