What is the difference between H1, H2 Tag and Alt Tag in SEO?

H1 is a heading tag - Page must have one heading tag for SEO h2 is a sub heading tag - You can use sub heading in your page for making it good for SEO Alt Tag is Image tag - You can tag images with proper image name top get help in SEO

In HTML, There are totally Six heading elements (such as <H1> to <H6>) available to use in the structuring and optimizing the content for Search Engines crawlers as well as readers. <H1> is a primary element and it is used to identify the title of the content. <h2> will be used for sub-heading. Whereas, Alt tag is used in the <Img> tag, which represents Anchor text of the particular image.

There is huge difference between H1, H2 $ Alt tags in SEO. H1 and H2 is a Header Tag. H1 used as a heading tag, and you can use only one heading tag in one webpage and it indicates the text with higher priority. and the second H2 tag is used as a Subheading tag.you can use this more than one time on your webpage. H2 is being second-highest priority.Alt tags are used in the <Img> tag, which is used to give the name to the image, which represents Anchor text of the particular image. It helps search engines to understand what the image is about, it can also help at the times of low internet connection where your image is not downloaded but image text is visible.