07 October, 2020
Ans. Bootstrap is a front-end used to create web applications in HTML, JS, and CSS. It has a fast, easy to use and responsive s layout. It is majorly used in building mobile applications having design templates for making user interfaces like forms, dropdown lists, buttons, alert/notification tabs, etc.
Ans. The Bootstrap Grid System is a very scalable and responsive feature of bootstrap used in mobiles that can scale up to 12 columns based on the size of the device or viewport size. It also contains predefined classes with simple layouts and versatile mix-ins for producing effectively semantic layouts.
Ans. It is mostly used for mobile web development due to the availability of easy to use templates and responsive designs.
Ans. Normalize is used to establish cross-browser consistency in Bootstrap. It is a small CSS file that offers good cross-browser consistency to HTML default styling elements. Normalize.css is a modern and alternate version of CSS resets.
Ans. Some of the features in bootstrap are:
It is open source and easily available online
It offers responsive designs.
It is compatible with almost all browsers.
It is fast and easy to use
Ans. Three types of lists supported by Bootstrap are:
Definition Lists – It has both the and the elements. The stands for definition term, which is used to define a term or phrase. The element is used to define the element.
Ordered Lists – This list uses numbers as a prefix to set a sequential order.
Unordered Lists – This type of list does not follow any order and is generally styled with bullets. By using the .list-unstyled class, the bullet-style can be removed from the unordered list. the .list-inline class is used to list all the items in a single line.
Ans. Bootstrap components include:
Scaffolding: It is for background, grid system, and styles.
Customize: It is for customizing frameworks according to user requirements.
JS Plugins: It is for JS and jQuery.
CSS: It has CSS files.
Ans. With the grid system in bootstrap, it is possible to create up to 12 columns across a page. Different classes are also defined as a grid system that enhances the user interface.
Ans. The bootstrap container is that part of the web page where website content is placed in HTML codes to make the site fast and responsive.
Fluid Layout- This layout is used when there is a need to adjust the screen according to the browser size. It is mainly used to create apps that comprise the full-width screen.
Fixed Layout- This layout has a fixed screen size which generally remains 940px, unlike fluid layout where the screen size can adjust according to the browser size.
Ans. tag- It is used when there is a need to show the code inline. tag- It is used when there is a need to show code with multiple lines.
Ans. Information based on hierarchy in a website can be best explained by using the bootstrap breadcrumb. It is an unordered list having a. breadcrumb class. In CSS, the separator gets automatically added up for a Bootstrap breadcrumb. In a blog site, categories, tags, or publishing dates can be displayed by using breadcrumb. It also shows the current page’s location in a hierarchy.
Ans. The progress bar comes within the HTML tag by using
the keyword. In bootstrap,
the tag is used with CSS classes having distinct features in bootstrap, specifically designed for the progress bar.
Ans. Thumbnails are created by adding a tag with the .thumbnail class while working with an image. It adds four pixels of padding along with a grey border. While hovering over the image, the image outline glows with an animation effect.
Any sort of HTML element can be added into thumbnails to customize them such as buttons, paragraphs, or headings.
Ans. These sets of classes are used to conceal HTML elements depending on screen resolution that separates by a media query. For Example: ‘hidden-md-down', It hides
Ans. Bootstrap media objects are object styles used to create different types of elements, such as the comment section in blogs Tweets, which generally comprises textual content and either a left-aligned or right-aligned image. The main purpose of bootstrap media objects is to simplify and reduce the code needed to create blocks of information. Bootstrap classes are used to achieve the desired goals such as lightweight markup and easy extensibility.
Ans. Pre-written alert messages are created by using bootstrap alerts. This adds style to the way messages appear to the user so that they become more noticeable. The four classes in bootstrap alerts are .alert-success, .alert-warning, .alert-info, .alert-danger.
Ans. the.media class lets a media object, such as images, audio, or video, to move to the right or left of a content block. Generally, for putting a content thread or to add a list of articles in an unordered list, the .useful class is used.
Ans. Lead body copy is used to add formatting to the paragraph such as enlarging the text size or to increment the line-height etc. A class=” lead” is used for this purpose.
Ans. This plugin is used to target certain sections of a web page depending on the scroll position. After this plugin, .active classes can be added to the Bootstrap navbar.
Ans. A modal plugin is used to create a modal window. This window is inherited and lies on top of its parent window. It adds many features and functionalities that enhance the user experience.
Ans. When a DOM component needs to be kept in a box, then panels are used. To retrieve a panel in bootstrap, class.panel is added to the
Ans. Pagination links can be customized by using .disabled for inactive links .active for signifying the current page.
Ans. Affix plugin is used for affixing a tag to a certain location on a webpage. It is also possible to toggle pinning on and off for the tag that is affixed. Some of the popular examples of affix plugins in bootstrap are social icons. The that is affixed starts from one particular location in a webpage to a certain point where the scrolling stops for the rest of the web page.
Ans. Tabbed navigation can be created by using an unordered list along with the base class of .nav. Afterward, .nav-tabs class is added.
Ans. Firstly the classes .navbar, .navbar-default is added to the tag. Afterward, role=” navigation” is added to the above element, for facilitating the inaccessibility. A header class .nav-header is added to the
Ans. Badges are almost similar to labels with just one exception that the corners are rounded. They are majorly used to highlight unread or new items. For using badges in bootstrap, is added to links and top navigation bars.
Ans. Labels are used as markups in web pages to display counts or tips. ‘.labels’ class is used to indicate the labels in bootstrap.
Ans. A jumbotron is used to increment the heading size and to add sufficient margins for landing pages on a website. A jumbotron is created with the ‘.jumbotron’ class in the container.
Scaffolding: Bootstrap provides a basic structure with Grid System, link styles, background. This is covered in detail in the section Bootstrap Basic Structure
CSS: Bootstrap comes with the feature of global CSS settings, fundamental HTML elements styled and enhanced with extensible classes, and an advanced grid system. This is covered in detail in the section Bootstrap with CSS.
Components: Bootstrap contains over a dozen reusable components built to provide iconography, dropdowns, navigation, alerts, popovers, and much more. This is covered in detail in the section Layout Components.
Customize: You can customize Bootstrap's components, fewer variables, and jQuery plugins to get your very own version.
Ans. Glyphicons are icon fonts which you can use in your web projects. Glyphicons Halflings are not free and require licensing, however, their creator has made them available for Bootstrap projects free of cost.
Ans. A lot of sites need a way to layout images, videos, text, etc in a grid, and Bootstrap has an easy way to do this with thumbnails.
To create thumbnails using Bootstrap:
Ans. UI Bootstrap incorporates Bootstrap components written in AngularJS by the AngularUI team. It aims to provide AngularJS directives with the markup and CSS of Bootstrap. It has dependencies on AngularJS and Bootstrap CSS.
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Ans. There are seven styles to add a button in Bootstrap. Use the following classes to achieve the different button styles:
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