Question 1

What is HTML validation?

Accepted Answer

HTML validation checks whether webpage HTML code conforms to HTML specifications. It can detect unclosed tags, attribute errors, and structural issues.

Question 2

Does HTML validation affect SEO?

Accepted Answer

Severe HTML errors can affect how search engines understand and index pages. Clean code helps crawlers parse content efficiently.

Question 3

What are common HTML errors?

Accepted Answer

The most common HTML errors include: improperly closed tags, img tags missing alt attributes, use of deprecated HTML attributes, incorrect nesting, missing DOCTYPE declarations, and unspecified character encoding.

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