Understanding Algorithms Quiz

What is an algorithm?

• A. A type of computer hardware

• B. A sequence of instructions or a set of rules that are followed to complete a task

• C. A programming language

• D. A type of software application

Which of the following is an example of an algorithm?

• A. Telling a friend how to play a game

• B. Watching a movie

• C. Reading a book

• D. Listening to music

What is the first step in the example algorithm for playing a game mentioned in the text?

• A. Add the missing parts to the engine

• B. Find the missing parts of the spaceship

• C. Hunt down the aliens

• D. Take off

What is the final step in the recipe algorithm mentioned in the text?

• A. Preheat the oven to 180 degrees C

• B. Mix all of the ingredients

• C. Take out the oven and let it cool down

• D. Pour the mixture into a baking tin

What is an algorithm coded using?

• A search engine

• A programming language

• A website

• A coding block

Which programming language is mentioned in the document for coding?

• Python

• Java

• Scratch

• C++

What should you do first to use Scratch?

• Open a search engine and search for Scratch

• Download Scratch from the app store

• Open a text editor

• Install a compiler

What is the next step after opening the Scratch website?

• Click on Explore

• Click on Create

• Click on Ideas

• Click on About

What do you need to do to create your code in Scratch?

• Write the code in a text editor

• Select the coding blocks from the left and drag them to the coding window

• Install additional plugins

• Use a command line interface

What do the blue blocks in Scratch represent?

• Instructions for changing the background

• Instructions for playing sounds

• Instructions for moving your sprite

• Instructions for creating variables