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Update jquery-quiz.md #3099

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Feb 11, 2022
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Update jquery-quiz.md #3099

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14 changes: 7 additions & 7 deletions jquery/jquery-quiz.md
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Original file line number Diff line number Diff line change
Expand Up @@ -964,9 +964,9 @@ $('.item').parents('.navigation').css('font-weight', 'bold');

#### Q53. How can you ensure that some code executes only when a class `active` appears on an element?

- [x] `$('.element').attr('class', 'active')`
- [ ] `$('.element').attr('class', 'active')`
- [ ] `$('.element').with('.active')`
- [ ] `$('.element').hasClass('active')`
- [x] `$('.element').hasClass('active')`
- [ ] `$('.active').then()`

#### Q54. jQuery has a main function for handling AJAX, and several shorthand function including `load()` that make calling that main function easier. Given this HTML snippet, how can you insert only the second snippet from the source.html file (`div#one`) into the `#load-me` div on-demand via AJAX?
Expand Down Expand Up @@ -1045,10 +1045,10 @@ function listResponder(evt) {
}
```

- [ ] `$('.clickable-list).click(listResponder);`
- [x] `$('.clickable-list).on('click', 'li', listResponder);`
- [ ] `$('.clickable-list).on('click, append', listResponder);`
- [ ] `$('.clickable-list).each(function() { $(this).click(listResponder); });`
- [ ] `$('.clickable-list').click(listResponder);`
- [x] `$('.clickable-list').on('click', 'li', listResponder);`
- [ ] `$('.clickable-list').on('click, append', listResponder);`
- [ ] `$('.clickable-list').each(function() { $(this).click(listResponder); });`

#### Q58. What is the difference between $('p').find('a') and $('p').children('a')?

Expand Down Expand Up @@ -1117,7 +1117,7 @@ $(document).trigger('myCustomEvent');
```

- [ ] `Custom events are at least an order of magnitude faster than helper functions`
- [x] `Custom events can be listened for and acted upon across one or more scripts without needing to keep helper funtions in scope`
- [x] `Custom events can be listened for and acted upon across one or more scripts without needing to keep helper functions in scope`
- [ ] `Handler functions for custom events are less likely to be mangled by minification and obfuscation build tools`
- [ ] `It is easier to write documentation for custom events than it is for helper functions`

Expand Down