5.Optional – extra credit for credit do not guess – fullyexplain your ansuer For a database application assume it takes 100ms to read a block from the disk, 20 ms to search for a record in ablock, and that there is room in the memory for a buffer pool of 5blocks. Requests come in for records with the request specifyingwhich block contains the record. If a block is accessed there is a10% probability for each of the next ten records that the recordwill be on the same block. What will be the expected performanceimprovement for each of the following modifications
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