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sim1234 asked Dec 21, 2018
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sim1234 asked Dec 7, 2018
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External sorting is used to sort large files of records. It uses a sort-merge strategy which splits large files to smaller blocks and sorts them and merges the sorted runs. Consider a file of 2048 blocks which is to be sorted with available buffer space of 32 blocks in main memory. The total number of block access is a)12288 b)10224 c)14446 d)18246
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sim1234 asked Dec 26, 2018
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Assuming that a pointer take 4 bytes and the size of an integer is 2 bytes. What is the size of the *a in declaration: int (*a) [10][2] ? 4 80 20 40
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