Structured Data — Complete Guide
Structured Data — Complete Guide: free step-by-step lesson with examples, common mistakes, and interview tips — part of HTML Tutorial on Toolliyo Academy.
On this page
HTML Tutorial · Lesson 40 of 100
Structured Data
Basics ✓ → Forms & semantics → APIs & performance → Projects
Forms & semantics · 2 — Forms, SEO, a11y · ~6 min · HTML — Semantic HTML & SEO
What is this?
Structured data (JSON-LD) describes entities for search engines without changing visible layout.
Why should you care?
MarkupVerse FAQs and products can expose schema.org markup.
See it live — copy this example
Save as demo.html and open in your browser, or use Run Example below.
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "Organization",
"name": "MarkupVerse",
"url": "https://markupverse.io",
"logo": "https://markupverse.io/logo.png"
}
</script>Run Example »
Edit the code below and click Run to see the result in Toolliyo’s live editor.
What happened?
- Prefer JSON-LD in head or body end.
- Keep it matching visible content.
- Validate with rich-result tools.
Practice next
- Add Organization JSON-LD.
- Match name/url to the site.
- Test in a schema validator.
- Add FAQPage schema.
- Add Product offers carefully.
Remember
JSON-LD schema. Match visible truth. Validate.
MarkupVerse Organization schema
Home exposes JSON-LD org.
Outcome: Knowledge panels can trust identity.
Interview prep for this lesson
Practice these questions aloud after reading—each links to a full structured answer.
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