Explain quick sort?

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What is the space complexity of quicksort?

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What is difference between set and map?

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For the following COBOL code, draw the Binary tree? 01 STUDENT_REC. 02 NAME. 03 FIRST_NAME PIC X(10). 03 LAST_NAME PIC X(10). 02 YEAR_OF_STUDY. 03 FIRST_SEM PIC XX. 03 SECOND_SEM PIC XX.

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Is char array null terminated?

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What is homogeneous array?

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Which sorting algorithm has minimum number of swaps?

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How do you find the complexity of a selection sort?

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Which is faster arraylist or hashmap?

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Explain pre-order and in-order tree traversal.

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What is an array vs list?

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Explain the Array

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