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feat(curriculum): create debugging quiz (#56429)
Co-authored-by: Naomi the Technomancer <accounts+github@nhcarrigan.com>
This commit is contained in:
Nayan Mapara
+100
-100
@@ -17,439 +17,439 @@ Answer all of the questions below correctly to pass the quiz.
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#### --text--
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Placeholder question
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What type of error occurs when a variable is used before it is defined?
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#### --distractors--
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Placeholder distractor 1
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Syntax error
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---
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Placeholder distractor 2
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Logical error
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---
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Placeholder distractor 3
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Range error
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#### --answer--
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Placeholder answer
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Reference error
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### --question--
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#### --text--
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Placeholder question
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Which JavaScript statement can be used to intentionally pause the execution of your code for debugging purposes?
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#### --distractors--
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Placeholder distractor 1
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`try...catch`
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---
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Placeholder distractor 2
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`console.log()`
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---
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Placeholder distractor 3
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`alert()`
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#### --answer--
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Placeholder answer
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`debugger`
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### --question--
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#### --text--
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Placeholder question
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Which console method can be used to display data as a table?
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#### --distractors--
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Placeholder distractor 1
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`console.log()`
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---
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Placeholder distractor 2
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`console.warn()`
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---
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Placeholder distractor 3
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`console.error()`
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#### --answer--
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Placeholder answer
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`console.table()`
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### --question--
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#### --text--
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Placeholder question
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Which of the following errors does `try...catch` handle?
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#### --distractors--
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Placeholder distractor 1
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Syntax errors
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---
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Placeholder distractor 2
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Infinite loops
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---
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Placeholder distractor 3
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Logical errors
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#### --answer--
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Placeholder answer
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Runtime errors
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### --question--
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#### --text--
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Placeholder question
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What is the correct syntax for using `try...catch` in JavaScript?
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#### --distractors--
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Placeholder distractor 1
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`try { ... } else { ... }`
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---
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Placeholder distractor 2
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`try { ... } catch { ... } finally { ... }`
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---
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Placeholder distractor 3
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`try { ... } error { ... }`
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#### --answer--
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Placeholder answer
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`try { ... } catch(error) { ... }`
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### --question--
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#### --text--
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Placeholder question
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Which of the following is a logical error?
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#### --distractors--
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Placeholder distractor 1
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Using `const` instead of `let`
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---
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Placeholder distractor 2
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Calling a function that doesn't exist
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---
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Placeholder distractor 3
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Writing `==` instead of `===`
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#### --answer--
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Placeholder answer
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Incorrectly calculating a sum
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### --question--
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#### --text--
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Placeholder question
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What is the purpose of breakpoints in JavaScript debugging?
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#### --distractors--
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Placeholder distractor 1
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Automatically correct code mistakes
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---
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Placeholder distractor 2
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Prevent code from being executed
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---
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Placeholder distractor 3
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Log messages to the console
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#### --answer--
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Placeholder answer
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Pause execution at a specific point
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### --question--
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#### --text--
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Placeholder question
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What happens when the `throw` statement is executed?
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#### --distractors--
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Placeholder distractor 1
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The code after `throw` continues running
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---
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Placeholder distractor 2
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It triggers the `finally` block directly
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---
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Placeholder distractor 3
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It pauses code execution until resumed
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#### --answer--
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Placeholder answer
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An exception is thrown and the `catch` block (if present) is executed
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### --question--
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#### --text--
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Placeholder question
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Which method would you use to inspect variables or expressions during debugging in developer tools?
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#### --distractors--
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Placeholder distractor 1
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`inspect()`
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---
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Placeholder distractor 2
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`trace()`
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---
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Placeholder distractor 3
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`console.error()`
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#### --answer--
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Placeholder answer
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`console.log()`
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### --question--
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#### --text--
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Placeholder question
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What kind of error is likely to occur if a function is called with an incorrect number of arguments?
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#### --distractors--
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Placeholder distractor 1
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Reference error
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---
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Placeholder distractor 2
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Syntax error
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---
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Placeholder distractor 3
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Logical error
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#### --answer--
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Placeholder answer
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Type error
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### --question--
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#### --text--
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Placeholder question
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Which tool is commonly used to step through code line by line during debugging?
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#### --distractors--
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Placeholder distractor 1
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`console.log()`
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---
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Placeholder distractor 2
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`alert()`
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---
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Placeholder distractor 3
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`throw` statement
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#### --answer--
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Placeholder answer
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Breakpoints in Developer Tools
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### --question--
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#### --text--
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Placeholder question
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What type of error occurs when attempting to access a property of `undefined`?
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#### --distractors--
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Placeholder distractor 1
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Syntax error
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---
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Placeholder distractor 2
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Logical error
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---
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Placeholder distractor 3
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Range error
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#### --answer--
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Placeholder answer
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Type error
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### --question--
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#### --text--
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Placeholder question
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What does the `finally` block do in a `try...catch` statement?
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#### --distractors--
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Placeholder distractor 1
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Only executes if there’s an error
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---
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Placeholder distractor 2
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Skips execution if `catch` is triggered
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---
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Placeholder distractor 3
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Exits the code block immediately
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#### --answer--
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Placeholder answer
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Always executes, regardless of errors
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### --question--
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#### --text--
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Placeholder question
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Which of the following could be used to avoid runtime errors in JavaScript?
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#### --distractors--
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Placeholder distractor 1
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Skipping error handling
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---
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Placeholder distractor 2
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Ignoring exceptions
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---
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Placeholder distractor 3
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Using no `try...catch` statements
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#### --answer--
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Placeholder answer
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Using conditionals to check data validity
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### --question--
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#### --text--
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Placeholder question
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What is a common cause of a syntax error?
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#### --distractors--
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Placeholder distractor 1
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Running out of memory
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---
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Placeholder distractor 2
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Missing `return` statement
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---
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Placeholder distractor 3
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Declaring an unused variable
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#### --answer--
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Placeholder answer
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Missing a closing bracket
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### --question--
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#### --text--
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Placeholder question
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What method could you use to track the call history of a function in the console?
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#### --distractors--
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Placeholder distractor 1
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`console.log()`
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---
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Placeholder distractor 2
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`console.table()`
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---
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Placeholder distractor 3
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`console.warn()`
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#### --answer--
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Placeholder answer
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`console.trace()`
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### --question--
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#### --text--
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Placeholder question
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What is a "watcher" in the context of debugging?
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#### --distractors--
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Placeholder distractor 1
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A tool for pausing code execution
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---
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Placeholder distractor 2
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A built-in function for logging errors
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---
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Placeholder distractor 3
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A JavaScript method for handling exceptions
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#### --answer--
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Placeholder answer
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A tool for monitoring the value of variables
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### --question--
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#### --text--
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Placeholder question
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When should you use `console.error()` instead of `console.log()`?
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#### --distractors--
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Placeholder distractor 1
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To display table data
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---
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Placeholder distractor 2
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To log messages only during debugging
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---
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Placeholder distractor 3
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To log information about the browser
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#### --answer--
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Placeholder answer
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To log error messages
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### --question--
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#### --text--
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Placeholder question
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What does the `Error()` constructor do in JavaScript?
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#### --distractors--
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Placeholder distractor 1
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Logs error messages to the console
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---
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Placeholder distractor 2
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Runs code in a sandbox
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---
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Placeholder distractor 3
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Terminates the program
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#### --answer--
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Placeholder answer
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Creates a new error object that can be thrown
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### --question--
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#### --text--
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Placeholder question
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What will happen if a `catch` block is not provided with a `try` block?
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#### --distractors--
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Placeholder distractor 1
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The code will stop executing
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---
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Placeholder distractor 2
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The error will be logged but ignored
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---
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Placeholder distractor 3
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The program will continue with default values
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#### --answer--
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Placeholder answer
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An uncaught exception error will occur
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