A website has a high First Contentful Paint (FCP) time. What CSS optimization strategy could be most effective in improving this metric?
- Inline critical CSS
- Minify and concatenate CSS files
- Use asynchronous CSS loading
- Implement lazy loading for CSS files
First Contentful Paint (FCP) time is crucial for user experience. Inline critical CSS can prioritize essential styles, reducing FCP. Other options may help, but inline critical CSS directly addresses FCP concerns.
Which CSS property is used to specify different styles for different screen sizes?
- media-query
- responsive-style
- screen-style
- viewport-style
Media queries are used to apply different styles for different screen sizes. They allow you to create responsive designs by adapting the layout and styles based on the characteristics of the device or browser.
To ensure text resizing without loss of content or functionality, use the CSS unit ________ for font sizes.
- em
- px
- vh
- rem
The correct option is em. Using em for font sizes allows text to be resized relative to its parent element, ensuring scalability without loss of content or functionality.
The CSS property font-________ is used to specify the typeface or font family.
- family
- type
- face
- family
The correct option is family. The font-family property in CSS is used to define the typeface or font family for an element. It allows you to specify multiple font choices, ensuring a fallback in case the preferred font is not available.
What CSS property is used to create a linear gradient background?
- background-color: linear-gradient
- background: gradient
- linear-background: color
- background: linear-gradient
The correct option is background: linear-gradient. This property is used to create a linear gradient background. It allows you to specify the direction, starting point, and color stops of the gradient.
A web page has a complex layout with various interactive elements. For a printer-friendly version, which CSS technique would be most effective in simplifying the layout and excluding certain elements?
- Display: None
- Flexbox Layout
- Grid Layout
- Media Queries
When creating a printer-friendly version, using display: none allows you to exclude specific elements from the layout, simplifying it for print. This is particularly useful for hiding interactive elements that may not be relevant in a printed format.
For multilingual websites, the HTML attribute ________ should be accurately set to match the language of the page or section.
- lang
- translate
- dir
- lang-code
The correct option is lang. The lang attribute in HTML is used to declare the language of the content, ensuring proper rendering and accessibility for multilingual websites.
To ensure that a CSS feature works as intended across multiple browsers, it is crucial to test the feature on ________.
- a specific browser version
- a specific device
- only one browser
- various browsers
Cross-browser testing involves checking how a feature behaves across different browsers, ensuring compatibility. Testing on various browsers is essential for thorough validation.
When designing a web page that requires elements to be rotated and skewed, which CSS property or properties are essential to achieve this effect?
- transform
- rotate and skew
- rotateX and skewY
- translate and scale
The 'transform' property in CSS is essential for achieving various transformations, including rotation and skewing of elements. It consolidates multiple transformation functions into one property, providing a concise and powerful way to manipulate elements. The other options are incorrect as they do not represent valid properties for achieving the specified effects.
What role do media queries play in responsive design and page performance?
- Adjust Layout for Different Devices
- Customize Styles Based on User Preferences
- Enhance Animation Performance
- Optimize Loading for Specific Browsers
Media queries in CSS are essential for responsive design as they enable the adjustment of layout and styles based on different devices and screen sizes. They do not customize styles based on user preferences but rather adapt to the characteristics of the user's device. This adaptation contributes to improved page performance by ensuring an optimal user experience across various screen dimensions.
The ________ property can be used to specify an image as the list item marker in an unordered list.
- image-list-style
- list-item-image
- list-style-image
- marker-image
The correct property is list-style-image. This property allows you to set an image as the marker for list items in an unordered list.
The list-style-type property can accept a string value to create custom counters, typically defined as ________.
- counter()
- counter-style()
- custom()
- list()
The list-style-type property with the counter-style() function allows you to define custom counters for list items.