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  2. Multiple choice - Wikipedia

    en.wikipedia.org/wiki/Multiple_choice

    A multiple choice question, with days of the week as potential answers Multiple choice ( MC ), [ 1 ] objective response or MCQ (for multiple choice question ) is a form of an objective assessment in which respondents are asked to select only the correct answer from the choices offered as a list.

  3. List of standardized tests in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_standardized_tests...

    National Assessment of Educational Progress (NAEP); State achievement tests are standardized tests.These may be required in American public schools for the schools to receive federal funding, according to the US Public Law 107-110 originally passed as Elementary and Secondary Education Act of 1965, and currently authorized as Every Student Succeeds Act in 2015.

  4. Binary search tree - Wikipedia

    en.wikipedia.org/wiki/Binary_search_tree

    Fig. 1: A binary search tree of size 9 and depth 3, with 8 at the root. In computer science, a binary search tree (BST), also called an ordered or sorted binary tree, is a rooted binary tree data structure with the key of each internal node being greater than all the keys in the respective node's left subtree and less than the ones in its right subtree.

  5. Free response question - Wikipedia

    en.wikipedia.org/wiki/Free_response_question

    Free response tests are a relatively effective test of higher-level reasoning, as the format requires test-takers to provide more of their reasoning in the answer than multiple choice questions. [4] Students, however, report higher levels of anxiety when taking essay questions as compared to short-response or multiple choice exams.

  6. Binary heap - Wikipedia

    en.wikipedia.org/wiki/Binary_heap

    Example of a complete binary max-heap Example of a complete binary min heap. A binary heap is a heap data structure that takes the form of a binary tree.Binary heaps are a common way of implementing priority queues.

  7. List of labor unions in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_labor_unions_in...

    This is a list of AFL–CIO affiliated member unions: Air Line Pilots Association (ALPA); Amalgamated Transit Union (ATU); American Federation of Government Employees (AFGE) ...

  8. Random binary tree - Wikipedia

    en.wikipedia.org/wiki/Random_binary_tree

    An extended binary tree, showing internal nodes as yellow circles and external nodes as red squares. A binary tree is a rooted tree in which each node may have up to two children (the nodes directly below it in the tree), and those children are designated as being either left or right.

  9. Red–black tree - Wikipedia

    en.wikipedia.org/wiki/Red–black_tree

    In a 1978 paper, "A Dichromatic Framework for Balanced Trees", [6] Leonidas J. Guibas and Robert Sedgewick derived the red–black tree from the symmetric binary B-tree. [7] The color "red" was chosen because it was the best-looking color produced by the color laser printer available to the authors while working at Xerox PARC . [ 8 ]