When trying to create a tooltip widget that appears above an element when hovered, which property and value pair is crucial to ensure that the tooltip does not affect the layout of surrounding elements when it is positioned?
- position: absolute, z-index: 1;
- display: none;
- visibility: hidden;
- opacity: 0;
The crucial property-value pair is position: absolute, z-index: 1;. This positions the tooltip absolutely, and the z-index ensures it appears above other elements. The other options either hide the tooltip completely or affect the layout of surrounding elements.
The ________ value of the animation-direction property in CSS is used to alternate the animation cycle.
- normal
- reverse
- alternate
- alternate-reverse
The correct option is 'alternate'. When 'animation-direction' is set to 'alternate', the animation plays forward, then backward, creating an alternating cycle. This is useful for creating back-and-forth animations, adding variety to the visual experience.
The ________ value of the CSS display property is used to contain floats within a flex or grid context.
- inline-block
- inline-flex
- block
- inline
The correct option is "block." The block value of the CSS display property establishes a block container, and it's often used to contain floats within a flex or grid context.
In Flexbox, the flex-________ property allows an item to grow or shrink to fit the space available in the flex container.
- sizing
- growshrink
- flexsize
- basis
The correct option is 4. The flex-basis property in Flexbox allows an item to specify its initial size and can grow or shrink to fit the available space in the flex container.
How does the proper use of the 'alt' attribute in HTML improve accessibility in web design?
- alt="Description of the image"
- aria-label="Image description"
- data-alt="Image"
- title="Image"
The 'alt' attribute in HTML is vital for accessibility as it provides alternative text for images. Screen readers use this text to describe images to users with visual impairments. Using descriptive and accurate 'alt' text ensures that all users, including those using assistive technologies, can understand the content.
The CSS methodology ________ focuses on the modularity of CSS by breaking down styles into smaller, reusable parts.
- BEM
- ITCSS
- OOCSS
- SMACSS
BEM (Block Element Modifier) is a methodology that focuses on modularity in CSS, breaking down styles into smaller, reusable parts.
To ensure text remains visible during webfont load, font-display: _________; should be used.
- swap
- fallback
- optional
- block
The correct option is 'a) swap'. Using font-display: swap; ensures that the text is displayed immediately with a system font while the custom font is loading. This helps maintain a good user experience.
You are optimizing a website for international audiences with diverse visual capabilities. Which CSS approach is most effective in ensuring that the website remains usable and accessible across different regions and user needs?
- Ignoring accessibility features and enhancements
- Implementing responsive design and media queries
- Restricting the use of alternative text for images
- Using fixed-width layouts and pixel-based font sizes
The most effective CSS approach for optimizing a website for international audiences with diverse visual capabilities is implementing responsive design and media queries. This allows the website to adapt to various screen sizes and resolutions, ensuring a consistent and accessible user experience across different regions and devices. Avoiding fixed-width layouts and incorporating accessibility features are essential for inclusivity.
How would you select all
elements inside a
using CSS?
- div + p
- div > p
- div p
- div ~ p
To select all
elements inside a
, you can use the 'div > p' selector. This selector targets
elements that are directly nested within a
element.
In CSS Grid, what is the function of the grid-template-areas property?
- Defines the layout of the grid areas
- Defines the size of the grid rows and columns
- Sets the overall size of the grid container
- Specifies the placement of grid items
The grid-template-areas property in CSS Grid allows you to define named grid areas and specify the placement of grid items within those areas. It's a powerful tool for creating complex grid layouts.