Assume that four page frames are available and are numbered1-4. Pages A-D have b

Question

Assume that four page frames are available and are numbered1-4. Pages A-D have been loaded into page frames 1-4in order.Assume that page E is requested. The page frame to be loaded intowhen the FIFO algorithm is used is : a. 1      b. 2      c. 3     d. 4 Assume that four page frames are available and are numbered1-4. Pages A-D have been loaded into page frames 1-4in order.Assume that page E is requested. The page frame to be loaded intowhen the FIFO algorithm is used is : a. 1      b. 2      c. 3     d. 4

Explanation / Answer

Here FIFO is followed...i.e the page frame first allotted will bereplaced when a new page has to be loaded. Given that A is loaded into frame 1 before any other frames. Therefore when page E has to be loaded, Page A from frame 1 will bemoved to memory and page frame 1 will be occupied by E now Therefore Page frame 1 will be occupied by E

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