What is the primary benefit of using SVGs in web design compared to traditional image formats like JPEG or PNG?
- Animation
- Compression
- Interactivity
- Scalability
Scalability is a key advantage of SVGs as they can be scaled to any size without losing quality. While other formats may lose clarity when resized, SVGs remain crisp and clear, making them ideal for responsive web design. SVGs also support interactivity, compression, and animation.
What are the advantages and potential downsides of using CSS inlining for critical above-the-fold content?
- Faster initial rendering, but increases page size
- Has no impact on rendering or page size
- Reduces page size and speeds up rendering
- Slows down rendering and increases page size
CSS inlining for critical above-the-fold content can lead to faster initial rendering but may increase page size due to duplicated styles.
To address accessibility concerns, alternative text for icon fonts can be provided using the ________ attribute.
- alt
- description
- icon-alt
- image-text
Accessibility is crucial in web development. Providing alternative text for icon fonts using the 'alt' attribute ensures that users with disabilities can understand the content. It's a fundamental practice for creating inclusive and accessible web applications.
When evaluating a site's SEO performance, an SEO specialist notices a drop in ranking. Upon investigation, they find that the site's text is not immediately visible to users due to slow-loading custom fonts. What CSS property should be optimized to improve this?
- font-display: swap
- font-loading: auto
- font-rendering: optimizeSpeed
- text-rendering: optimizeLegibility
To improve SEO performance and address slow-loading custom fonts, the font-display: swap property should be optimized. This ensures that text is immediately visible, and if the font is not available, a fallback font is used.
Which CSS property adjusts the space between characters in text?
- letter-spacing: 2px;
- word-spacing: 1em;
- text-spacing: 3px;
- character-spacing: 1.5em;
The correct option is letter-spacing: 2px;. This property controls the space between characters in text. The other options are either incorrect or do not exist in CSS.
A CSS variable declared inside an element is only accessible within the ________ of that element.
- block
- container
- element
- scope
CSS variables have scope, and when declared inside an element, they are only accessible within the scope or block of that element.
To create a border that has rounded corners, you would use the border-radius: ________; property.
- border-curve
- border-round
- curve
- round
The correct answer is round. The border-radius property in CSS is used to create rounded corners for an element's border. Setting it to round will ensure that the corners are rounded, providing a softer and more aesthetically pleasing look.
A list item's marker can be positioned outside the list item content if the list-style-position property is set to ________.
- adjacent
- exterior
- inside
- outside
Setting the list-style-position property to outside positions the list item marker outside the list item content.
How does the position: absolute; property in CSS position an element in relation to its closest positioned ancestor?
- Positioned relative to its parent element.
- Positioned relative to the document flow.
- Positioned relative to the nearest positioned ancestor, if any.
- Positioned relative to the viewport.
The position: absolute; property positions an element based on its closest positioned ancestor. If none exists, it uses the document flow.
How do vendor prefixes affect the CSS properties in browsers that do not support them?
- They are applied as-is
- They are applied with a warning
- They are ignored
- They cause errors
Vendor prefixes are ignored by browsers that do not support them. The properties are treated as if they don't exist, which may lead to inconsistent rendering.