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Recall that Belady’s anomaly is that the page-fault rate may increase as the number of allocated frames increases. Now, consider the following statements: S1: Random page replacement algorithm (where a page chosen at random is replaced) Suffers from Belady’s anomaly S2: LRU page replacement algorithm suffers from Belady’s anomaly Which of the following is CORRECT?
Consider a main memory with 3 page frames in the following sequence of page reference 3, 4, 2, 3, 9, 1, 6, 3, 4, 9. What is the number of page fault using FIFO page replacement algorithm?
In a sample of associates at a low firm. 30 percent are second -year associates, and 60 percent are not first-year associates . That percentage of the associates at the law firm have been there for more than two years?
In a sample of associates at a law firm, 35 percent are second yer associates, and 55 percent are not first -year associates. That percentage of the associates at he law firm have been there for more than two years?
In a sample of associates at a law firm, 35 percent are second year associates, and 55 percent are not first-year associates. That percentage of the associates at the law firm have been there for more than two years?
Two statements are followed by two Conclusions I and II. You have to consider the statements to be true, even if they seem to be at variance from commonly known facts. You are to decide which of the given conclusions can definitely be drawn from the given statements and indicate your answer accordingly. Statements: I. The Enforcement Directorate (ED) has sought information on offshore investments by directors of RNT Associates, a closely held firm which functions as a family office and investment vehicle of Ratan Tata.  II. The ED order, dated June 14, also calls for details of investments or loans from RNT Associates and its directors to a Singapore-based entity, RNT Associates Ltd. Conclusions: The order is under provisions of the Foreign Exchange Management Act (FEMA) and the documents are being sought for the purpose of investigation under FEMA. The nature of queries from Enforcement Directorate is related to RNT Associates’ investment portfolio. It is compliant with all disclosures and existing laws governing investments and is extending all cooperation.
Consider the virtual page reference string 1, 2, 3, 2, 4, 1, 3, 2, 4, 1 Let a computer system has main memory size of 3 page frames which are initially empty and it is running on demand paged virtual memory system. The number of page faults under LRU and FIFO page replacement policy are respectively:
Consider the virtual page reference string 1, 2, 3, 2, 4, 1, 3, 2, 4, 1 on a demand paged virtual memory system running on a computer system that has main memory size of 3 page frames which are initially empty. Let LRU, FIFO and OPTIMAL denote the number of page faults under the corresponding page replacement policy. Then
Consider the following page reference string: 1, 2, 3, 2, 4, 1, 3, 2, 4, 1 Assume that there are three-page frames which are initially empty. Let LRU, FIFO, OPTIMAL denote the number of page faults under the corresponding page replacement strategy. Then, which of the following is TRUE?
How many page faults will occur if FIFO Page replacement algorithm is used for the following reference string with three-page frames? 7, 0, 1, 2, 0, 3, 0, 4, 2, 3, 0, 3, 2, 1, 2, 0, 1, 7, 0, 1