What are the new API introduced in HTML5? Name a few.
Below are some new APIs provided in HTML5 that was not available in earlier versions.
Media API
Data Transfer API
User Interaction
Text Track API
Application Cache API
History API
Constraint Validation API
Command API
What is file extension of HTML5?
.html
Question: What is initilize date of Html5?
28 October 2014
Question: What are the new features in HTML5?
Following are new features in HTML5
Local storage.
New form controls like calendar, date, time, email, URL and search etc.
canvas element is provided for 2D drawing.
video and audio elements for media playback.
New elements are provided. For e.g. article, header, footer, nav, section.
what are Semantic Elements?
A semantic element explicitly describes its meaning to both the browser and the developer.
A couple of examples of non-semantic elements are : <div> and <span> – which suggests nothing about their content.
Some examples of semantic elements are : <form>, <table>, and <img> – which clearly defines their contents.
Name new semantic elements in HTML5?
HTML5 introduced new semantic elements to define different parts of a web page.
Some of them are :
<figure>
<footer>
<header>
<main>
<article>
<aside>
<details>
<figcaption>
What are the various elements provided by HTML 5 for media content?
audio - It defines sound content.
video - It defines a video.
source - This tag defines the source of video and audio.
embed - It provides a container for an external application.
track - It defines text tracks for videoand audio.
What are the various tags provided for better structuring in HTML5?
figure - This tag specifies content like illustrations, diagrams, photos, code listings etc.
figcaption - It is used to provide a caption for a figure element .
footer - This tag defines a footer for a document or section.
header - This tag is used to define a header for a document .
hgroup - When there are multiple levels in a heading, it groups a set of h1 to h6 elements.
mark - It defines highlighted text.
article - This tag defines an article.
rt - It defines an explanation/pronunciation of characters for East Asian typography.
rp - This tag tells the system what to display in browsers that do not support ruby annotations.
section - It defines a section in a document.
summary - It provides a visible heading for a details element.
time - This tag defines a date/time.
aside - It defines content other than the page content.
bdi - This tag isolates a part of text for formatting.
command - It defines a command button to be invoked by the user.
details - It defines additional details that can be viewed .
dialog - It defines a dialog box.
meter - It defines a scalar measurement within a known range.
nav - It defines links for navigation.
progress - This tag exhibits the progress of a task.
ruby - It defines a ruby annotation for East Asian typography.
wbr - This tag defines a line-break.
What are the new Form elements made available in HTML5?
datalist - It specifies a list of options for input controls
output - It defines the result of a calculation.
keygen - This tag defines a key-pair generator field.
What is a Canvas? What is the default border size of a canvas?
Canvas is a rectangular area on a HTML page, specified with the canvas tag.
By default, It has no border. To get a border style attribute can be used.
What is SVG?
SVG is the abbreviation for Scalable Vector Graphics and is recommended by W3C.
What browsers and OS support HTML5?
All major browsers such as Chrome, Firefox, Internet Explorer support HTML5. All operating systems such as iOS and Android, Windows do support HTML5 as well.
It is used to define vector-based graphics for the Web
Differentiate between Canvas and SVG?
Canvas is resolution dependent while SVG is not.
Canvas does not provide any support for event handlers while SVG does provide the support for event handlers.
Canvas is suitable for graphic-intensive games while SVG is not suitable for gaming.
Canvas is suitable for small rendering areas while SVG is suitable for large rendering areas like Google maps.
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