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Questions and Answers
Given how browsers interpret HTML, what is the primary function of the <canvas> element?
Given how browsers interpret HTML, what is the primary function of the <canvas> element?
- To facilitate video playback within a webpage.
- To incorporate animations without the need for external libraries.
- To enable embedding of static images directly into the HTML.
- To provide a dynamic surface for rendering graphics using JavaScript. (correct)
When creating a form, which attribute ensures that a specific input field is always completed before the form can be submitted?
When creating a form, which attribute ensures that a specific input field is always completed before the form can be submitted?
- `required` (correct)
- `mandatory`
- `checked`
- `validate`
Which HTML tag is the most appropriate for embedding audio files into a webpage?
Which HTML tag is the most appropriate for embedding audio files into a webpage?
- `<sound>`
- `<mp3>`
- `<audio>` (correct)
- `<music>`
Which of the following HTML elements is self-closing?
Which of the following HTML elements is self-closing?
Suppose you want to ensure that a link opens in a new browser tab. Which attribute should you use within the <a> tag?
Suppose you want to ensure that a link opens in a new browser tab. Which attribute should you use within the <a> tag?
If you're using CSS to apply two background images to a single element, which syntax is correct?
If you're using CSS to apply two background images to a single element, which syntax is correct?
You need to make an element invisible on a webpage, but it should still occupy its original space. Which CSS property should you use?
You need to make an element invisible on a webpage, but it should still occupy its original space. Which CSS property should you use?
In JavaScript, what will console.log(2 == "2") output?
In JavaScript, what will console.log(2 == "2") output?
In JavaScript, you have an array and need to create a new array where each element has been modified. Which method is the best choice?
In JavaScript, you have an array and need to create a new array where each element has been modified. Which method is the best choice?
In JavaScript, what is the correct function to use in order to introduce a delay before executing a given function?
In JavaScript, what is the correct function to use in order to introduce a delay before executing a given function?
Flashcards
What does HTML stand for?
What does HTML stand for?
Hyper Text Markup Language, the standard language for creating web pages.
Line break tag
Line break tag
The <br> tag inserts a single line break.
target="_blank"
target="_blank"
Opens a link in a new tab or window.
Important Text Element
Important Text Element
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Invalid HTML5 Tag
Invalid HTML5 Tag
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Table Header Tag
Table Header Tag
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"required" attribute
"required" attribute
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Self-closing tag example
Self-closing tag example
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Study Notes
HTML Questions
- HTML stands for Hyper Text Markup Language
- The
<br>tag inserts a line break. target="_blank"opens a link in a new tab.- The
<b>element defines important text. <blink>is not a valid HTML5 tag.- The
<thead>tag creates a table header. - The
<canvas>element renders graphics via JavaScript. - The
requiredattribute specifies a required input field. - The
<audio>tag embeds audio files. - The
<input>element represents a self-closing tag.
CSS Questions
font-familychanges the font.background-size: cover;makes a background image cover the entire container.margincontrols the space between elements.background-image: url(image1.jpg), url(image2.jpg);applies multiple background images.visibility: hidden;makes an element disappear but still occupy space.- The default position property of an HTML element is
static. :hoverapplies styles when a user hovers over an element.gridallows elements to be arranged in a grid layout.orderchanges the order of items in a flex container.z-indexcontrols the stacking order of elements.
JavaScript Questions
_variableNameis a valid JavaScript variable name.splice()removes an element from an array by index.typeof NaNreturns "number".JSON.parse()converts a JSON string into a JavaScript object.console.log(2 == "2")returns true.setTimeout()delays execution of a JavaScript function.?.is used for optional chaining in JavaScript.map()creates a new array with modified elements.asynchandles asynchronous operations.indexOf()finds the index of an element in an array.
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