BUZZO

Grade 10 · Computing

Computing quiz for grade 10: Algorithms and data structures

This quiz helps revise “Algorithms and data structures” in Computing for grade 10. It has 25 questions in five categories: Linear structures, Search and sorting, Trees and graphs, Complexity, Hashing and traversal. Questions get harder as the points go up, from 100 to 500.

  • For ages 15–16
  • 25 questions · 5 categories

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Buzzo quiz: Algorithms and data structures

A peek at the questions

The 100- and 200-point questions are open here. The rest show only their first words, and there are no answers: all of that is in the game itself.

Linear structures

  1. 100Picture for the question

    What structure stores items in indexed cells and gives direct access to an item by its position?

  2. 200

    Which structure returns the most recently added item first?

  3. 300

    Which structure returns items…

    In the game
  4. 400

    What structure consists of…

    In the game
  5. 500

    Which structure allows items…

    In the game

Search and sorting

  1. 100

    Which method checks items sequentially until the target is found or the end is reached?

  2. 200Picture for the question

    Which sort repeatedly swaps adjacent items when they are in the wrong order?

  3. 300

    Which method for sorted…

    In the game
  4. 400

    Which sort divides data…

    In the game
  5. 500

    Which sort chooses a…

    In the game

Trees and graphs

  1. 100Picture for the question

    What is the top node of a tree, where its hierarchy begins, called?

  2. 200

    What is a tree node with no children called?

  3. 300

    What is a connection…

    In the game
  4. 400

    What tree structure allows…

    In the game
  5. 500

    What network representation uses…

    In the game

Complexity

  1. 100

    What time order describes an operation whose number of steps does not depend on input size?

  2. 200

    An algorithm examines each of n items once. What is its time order?

  3. 300

    At each step, a…

    In the game
  4. 400

    Two nested loops each…

    In the game
  5. 500

    There are log n…

    In the game

Hashing and traversal

  1. 100Picture for the question

    What rule transforms a key into a table position for fast access?

  2. 200

    What is it called when two different keys are assigned the same table position?

  3. 300

    What is the ratio…

    In the game
  4. 400

    Which traversal visits all…

    In the game
  5. 500

    Which traversal follows one…

    In the game

Play this quiz

All 25 questions and the answers are in the game. Invite your class or friends with a link — guests need no account.

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How it works

  1. Pick a quiz and press “Play”.
  2. Send students or friends the link — they join from a phone or a computer.
  3. Choose questions on the board, buzz in first and collect points.

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