Lists, Loops, and Traversals

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In code.org, what does it mean to call a function?

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To execute the series of instructions defined within a function.

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DOK Level 2: Skill/Concept

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Which of the following is a correct example of a function definition in code.org? Options: `function myFunction() { console.log("Hello World"); }`, `call myFunction()`, `myFunction() { console.log("Hello World"); }`, `define myFunction()`

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`function myFunction() { console.log("Hello World"); }`

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DOK Level 2: Skill/Concept

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What is the role of parameters in a function in code.org?

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They allow passing different data into functions each time they are called.

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DOK Level 2: Skill/Concept

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What does the `return` statement do in the function `function add(x, y) { return x + y; }`?

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It stops the function and sends the value of `x + y` back to where the function was called.

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DOK Level 2: Skill/Concept

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How does using functions in code.org help in reusing code?

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Functions can be called multiple times with different arguments to perform a task.

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DOK Level 2: Skill/Concept

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Which of the following is an example of a function call in code.org? Options: `function callMe() { console.log("Called"); }`, `callMe();`, `function callMe();`, `call function callMe();`

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`callMe();`

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DOK Level 2: Skill/Concept

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If a function in code.org has a parameter named `age`, which of the following is a correct way to call this function? Options: `function(age);`, `function call(age);`, `functionName(age);`, `call functionName with age;`

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`functionName(age);`

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DOK Level 2: Skill/Concept

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What is an important consideration when using the return statement in a function in code.org?

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It should be used to exit the function and optionally pass a value back.

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DOK Level 2: Skill/Concept

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The image is from Google Trends that plots Cats and Dogs. Choose the most accurate description of what this data is actually showing based on what you know about how Google Trends works.

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People search for "dogs" more frequently than "cats"

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In which instance would a data abstraction be most helpful? Options: The program includes individual variables to store the names of each student rather than a single list of students. A program includes multiple comments that could be combined into a single comment. A program includes repeated programming statements that could be moved inside a loop. A program includes repeated code that could be moved inside a function.

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The program includes individual variables to store the names of each student rather than a single list of students.