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Which of the following is an issue that needs to be considered while choosing an indexing technique?(a) Frequency of insertion and deletion(b) Data types of the data(c) Number of items in the relation(d) None of the mentioned |
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Answer» The correct answer is (a) Frequency of insertion and deletion For explanation I would say: The frequency of insertion and deletion has to be taken into consideration while choosing an indexing technique. The frequency of insertion and deletion determines the hash index. |
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