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COMPUTER ORGANIZATION & ARCHITECTUREDefine paging in memory management and write its advantages.201514mOperating SystemConsider the main memory with the capacity of 4 page frames. Assume that the page of process are referenced in the order as given below: 1, 3, 4, 4, 3, 2, 1, 7, 5, 6, 4, 2, 1, 2 Which of FIFO or LRU would be better in this case as a page replacement policy? Why?20247mOperating SystemConsider the main memory with the capacity of 4 page frames. Assume that the pages of a process are referenced in the order as given below: 1, 3, 4, 4, 3, 2, 1, 7, 5, 6, 4, 2, 1, 2 Which of FIFO or LRU would be better in this case as a page replacement policy? Why?20257mCOMPUTER ORGANIZATION & ARCHITECTUREA virtual memory system has an address space of 8k words, memory space of 4k words and page & block size of 1k words. The following page reference changes occur during a given time interval: 4, 2, 0, 1, 2, 6, 1, 4, 0, 1, 0, 2, 3, 5, 7 Determine the four pages that are resident in main memory after each page reference change if the replacement algorithm used is - (i) FIFO - (ii) LRU.201614m
PreviousWhich of the following is a potential result of bad blocks on a disk? (i) Faster access time (ii) Increased storage capacity (iii) Data loss or corruption (iv) Improved disk schedulingNextWhat is the main problem that the "Critical Section" concept aims to solve in concurrent programming? (i) Memory overflow (ii) Infinite loop termination (iii) Race condition between processes (iv) Lack of CPU resources
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