1.2. Consider the following page address stream: 701203042 303212017 Use the following replacement algorithms: Optimal, Least Recently Used (LRU) and First-In-First-Out (FIFO) Policy to solve the page address above. Also count the number of Page fault and page hit for each policy.

Q: question 3 : With the same physical memory and the same initial page assignments as in question 1,…

A: question 3: Optimal page replacement algorithm is a best replacement algorithm as it gives a least…

Q: A system uses the third-chance page replacement algorithm. At time i, the four page frames contain…

A: Third-chance page replacement algorithm. Please find the solution in below steps.

Q: The objective is to simulate virtual memory paging and evaluate the performance of different page…

A: Implementation of Page Replacement Algorithms:import random from collections import deque class…

Q: Which of these is NOT a likely benefit of demand paging in a virtual memory system? Less physical…

A: You have given multiple questions in a single image and according to bartleby policy we are allowed…

Q: The paging problem arises from the limitation of finite space. Let's assume our cache C has k pages.…

A: The finite space constraint leads to the paging issue. Assume that our cache C contains k pages. We…

Q: lol 0-2 14534561756132652152 lol Number of page faults= Effective Access Time = 14534561756132652152…

A: Optimal replacement:- Optimal page replacement is a page replacement algorithm used in computer…

Q: . A paging system with a cache size of 3 pages, but with 8 pages in the disk (A,B,..H) has the…

A:

Q: For each action, match it with when it occurs. For this problem assume the cache is a K-way set…

A: Valid Bit Is set to 0 when: A block is initially created in the cache with an invalid state (0),…

Q: 8, 5, 1, 2, 5, 3, 5, 6, 2, 6 Assuming that all frames are initially empty, indicate the contents of…

A:

Q: HTTP requests

A: Given :- In the above question, the statement is mention in the above given question   Need to…

Q: Time t RS 0 O Frame 0 Frame 1 1 Frame 2 2 Pg fault 1 2 3 3 1 1 21 A/ 4 5 A/ N7 2 3 6 A/ O 7 A 4 8 1…

A: Faults: 6 Page 2 is in page frame 0 when process completes (in case of OPR).

Q: Consider a 4-way set associative vache mee up of 64-biy words.the number of words per line is 8 and…

A: Given, 4-way set-associative cache Word size = 64 bits Size of a block = 8 words per line = 8 x 8…

Q: On a 32-bit processor, a baggy bounds scheme is expected to set all of the bounds table entries to…

A: please see the next step for solution

Q: Time t RS Frame 0 o Frame 1 1 Frame 2| 2 3. 5 10 11 3 1 4 2 Pg fault Memory has 3 frames containing…

A: Solution is given below :

Q: We have a system that uses virtual memory and a swap partition. The virtual address space consists…

A:

Q: 5 32 bits in bc r has latency has latency the hit latenci associative

A:

Q: Selects the disk I/O request that requires the least amount of travel from the current position of…

A: here in this problem given information is disk with tracks numbered from 0 to 255 and  The disk arm…

Q: The paging problem is caused by the finite space limitation. Assume our cache C holds k pages. We…

A: The paging problem is caused by the finite space limitation. Assume our cache C holds k pages. We…

Q: Consider a process that references its six pages in the order 6,1,2,3,1,2,4,5,1,3. How many  page…

A: An algorithm that is used in operating system to decide which page will be replaced by the new page…

Q: Q2: Consider the following page reference string 1, 2, 4, 2, 1, 4, 6, 7, 4, 7, 3, 1, 2, 5, 6, 7.…

A: A page fault is a scenario when the requesting page is previously not in RAM reference Let's see the…

Q: Solve the following paging address translation Assume the following context of a page directory: Ox0…

A: Given:

Q: Suppose we have a disk with an average seek time of 10ms, average rotational delay of 5ms, and a…

A: To find the cost of the following operations:A) Do 319-way merges on 319 input buffers of 1 page…

Q: Q3. Consider a system in which a process is allocated three frames in memory. Given the page…

A: optimal replacement:- number of hit=9hit ratio =920=45%number of page fault=11fault…

Q: emory can hold only 3 pages and is empt gram references pages in the following se et n and m denote…

A: Solution - In the given question, We have to find the value of n-m.

Q: A two-dimensional 2048x2048 matrix is stored in a row order in a paged virtual memory system with…

A: It is defined as First-In-First-Out approach in programming. Here when the new element is inserted…

Q: Suppose we have the following page access stream: 50120304230 for a system with four frames which…

A:

Q: ative cache r e blocks (0- ocks (0-127 nt in the cac of memory

A:

Q: ption 1- according to Week 6- Textbook Readings: 4561 2 2 22 erence string 3452 365 3 4 3. sical…

A: 1. Ans-(Option 1) FIFO Page Replacement Algorithm Reference string 2 4 5 6 1 5 3 4 5 2 3 6 5 3 4…

Q: A. DDoS attack may impair network bandwidth, System resource and applications. Give one example from…

A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…

Q: 8, 5, 1, 2, 5, 3, 5, 6, 2, 6 Assuming that all frames are initially empty, indicate the contents of…

A: In optimal page replacement algorithm, pages which will be not referred for longest time in future…

Q: Complete the table for optimal page replacement. 0 1 2 3 1 4 1 5 3 4…

A: Best page replacement is the optimal page replacement algorithm. This is because this algorithm…

Q: 4. In Optimal page algorithm, the page that will be used later is swapped-out over a page that is to…

A: In the Optimal page algorithm, the page that will be used later is swapped-out over a page that is…

Q: 2   4   2   8   5   4   3   7   5   2   8   4   6   8   3 Assume that FOUR (4) frames are initially…

A: (i) First-In-First-Out(FIFO): Total number of page fault: 5

Q: Also calculate the hit ratio , miss ratio, page faults, page fault rate.

A: Given Page Replacement is A new page replaces the page that has not been referred by the CPU for the…

Q: Match each type of miss with its definition. Compulsory Miss Capacity Miss Conflict Miss ✓ [Choose ]…

A: Bits can be defined in such a way that they are the basic gadgets of facts in computing and virtual…

Q: Consider Least Recently Used (LRU) page replacement algorithm. A. How many page faults would occur…

A: Answer: 10 page faults As you can see in the below table you have implementation the algorithm. You…

Q: Consider a system with 36-bit virtual addresses, 32-bit physical addresses, and 4KB pages. The…

A: Given,The virtual Address space = 236 bytesPage size = 212 bytesPages = 236 / 212 = 224  Pages