HTML5 question and answer

What Is doctype in html 5
A Document Type Declaration, or DOCTYPE for short, is an instruction to the web browser about the version of markup language in which a web page is written. A DOCTYPE declaration appears at the top of a web page before all other elements. ... The DOCTYPE for HTML5 is very short, concise, and case-insensitive.

What is difference between SVG and Canvas
SVG stands for Scalable Vector Graphics. SVG and useful for defining graphics such as boxes, circles, text, etc. The HTML canvas element is used to draw graphics, via JavaScript. The element is a container for graphics.

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