In Bootstrap, the '___' attribute is used to display a placeholder inside input fields.
- placeholder
- text-holder
- input-placeholder
- holder
The placeholder attribute in Bootstrap is used to display a placeholder text inside input fields. It provides a brief hint to the user about what type of information is expected in the field. The other options (text-holder, input-placeholder, holder) are not valid HTML attributes used for this purpose.
What is the maximum number of columns available in a Bootstrap grid system?
- 12
- 24
- 6
- 9
The maximum number of columns available in a Bootstrap grid system is 12. Bootstrap uses a 12-column grid layout system that provides flexibility in designing responsive web pages.
How does the integration of Bootstrap with a JavaScript framework affect SPA (Single Page Application) behavior?
- Impact on DOM manipulation and rendering
- Enhances data binding and state management
- Streamlines server-side logic
- Improves SEO performance
The integration of Bootstrap with a JavaScript framework affects SPA behavior by impacting DOM manipulation and rendering. This is because...
Bootstrap recommends using the ___ role for alert dialogues to ensure accessibility.
- role="alert"
- role="dialog"
- aria-label="alert"
- aria-live="assertive"
In Bootstrap, the recommended role for alert dialogues is role="alert" to ensure proper accessibility. The role="alert" attribute is used to communicate important and time-sensitive information to users with screen readers.
Utilizing __________ for Bootstrap JavaScript components can improve user experience by loading non-essential features later.
- Async
- Synchronous
- Deferred
- Immediate
Utilizing deferred loading for Bootstrap JavaScript components allows non-essential features to be loaded later, improving the overall user experience. Deferred loading means that certain components are loaded after the main content, reducing initial page load times. This is beneficial for websites where certain JavaScript features are not critical for the initial user interaction.
Q3: Describe how you would use Bootstrap's grid system to create a responsive gallery layout.
- col-lg-3 col-md-4 col-sm-6
- col-lg-3 col-md-6 col-sm-12
- col-lg-4 col-md-4 col-sm-6
- col-lg-4 col-md-6 col-sm-12
To create a responsive gallery layout in Bootstrap, use 'col-lg-4' for large screens, 'col-md-6' for medium screens, and 'col-sm-12' for small screens. This combination ensures a flexible and visually appealing gallery that adapts to various device sizes.
What are the benefits of using Sass maps in Bootstrap for managing complex collections of variables?
- Improved performance
- Enhanced readability
- Easier maintenance
- Better organization
Sass maps provide a structured way to manage variables in Bootstrap, leading to enhanced readability, easier maintenance, and better organization of complex collections.
How does optimizing image sizes and formats in a Bootstrap-based website affect load times?
- Reduces load times by minimizing file sizes and improving performance
- Increases load times by adding unnecessary overhead
- Doesn't affect load times significantly
- Improves load times by increasing file sizes
Optimizing images in a Bootstrap-based website involves reducing file sizes and choosing efficient formats, which, in turn, enhances performance by reducing load times.
For a seamless integration with Angular, Bootstrap's ___ classes should be utilized within Angular components.
- Utility
- Grid
- Flex
- Input
Bootstrap's grid classes should be utilized within Angular components to ensure a seamless integration. Bootstrap's grid system provides a responsive layout that can adapt to different screen sizes, making it a suitable choice for Angular applications. This allows developers to create consistent and flexible designs.
Can Bootstrap JS components be customized independently of Bootstrap CSS? How?
- Yes, through modifying JS files directly
- No, customization is tightly coupled with CSS
- Yes, by overriding default settings using JavaScript
- Only through the use of third-party plugins
Bootstrap JS components can be customized independently by using JavaScript to override default settings. This allows developers to tailor the behavior of specific components without altering the overall styling defined by Bootstrap CSS.