155) You are asked to sort 15 randomly generated numbers. You should prefer

156) As part of the maintenance work, you are entrusted with the work of rearranging the library books in a shelf in proper order, at the end of each day. The ideal choice will be

157) The maximum number of comparisons needed to sort 7 items using radix sort is (assume each item is 4 digit decimal number)

158) Which of the following algorithms exhibits the unnatural behavior that, minimum number of comparisons are needed if the list to be sorted is in the reverse sorted order and maximum number of comparisons are needed if they are already in sorted order

159) Which of the following sorting algorithm has the worst time complexity of nlog(n)