Which of the following statements is true regarding simple sort techniques? ( )

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问题 Which of the following statements is true regarding simple sort techniques? ( )

选项 A、exchange sort if frequently referred to as a bubble sort
B、exchange sort is the least expensive
C、if random data are in an array that is to be sorted, an insertion sort will give then best perform-ance for large elements with small sort items
D、both insertion sort an selection sort require O(n) moves

答案A

解析

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