Writing the Names of the Students in a Class on Separate

question 19

Short Answer

Writing the names of the students in a class on separate sheets of paper,shuffling them thoroughly,and then drawing five names "out of a hat," is a type of ____________________ sample.

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Definitions:

Null

A special value in programming used to represent the absence of any object or value.

Deep Copy

Creating a new compound object and then, recursively, inserting copies into it of the objects found in the original.

Root Node

The topmost node in a tree structure, such as a binary tree, where there is no parent for this node.

Linked List

A linked list is a linear collection of data elements, in which each element points to the next, forming a sequence.