HTML Iframes — HTML Technical Interview Questions & Answers

Embedding another document inside the current page.

HTML Iframes

  • Iframes (html) is a HTML topic. In plain words you use it for embed a map in a contact page. Don’t start with a slogan — start with that picture.
  • Smallest example: <iframe src="…" title="Map">. Type it, run it, and say what you see. If you can do that from memory, you know Iframes (html).
  • From the example next to this theory: Embedding another document inside the current page.
  • Trap: no title / sandbox on untrusted src. Fix that before you talk about advanced HTML.
  • Viva: what is Iframes (html)? Then show <iframe src="…" title="Map">. Then name the trap.

Technical Interview Tip: What is Iframes (html)? Show this: <iframe src="…" title="Map">. Trap: no title / sandbox on untrusted src.

Code Examples for HTML Iframes

HTML Iframes — working example

<iframe
  title="Campus map"
  src="https://example.com/map"
  width="600"
  height="360"
  loading="lazy"
  referrerpolicy="no-referrer"
></iframe>

HTML Iframes — always title iframes; prefer lazy loading and tight referrer policy.

How to Explain HTML Iframes to an Interviewer

What is Iframes (html)?

Used for embed a map a contact page Not just the heading

Give one small example of Iframes (html).

<iframe src="…" title="Map"> Embedding another document inside the current page

What mistake do beginners make with Iframes (html)?

no title / sandbox on untrusted src Show the fix

Where do you use Iframes (html)?

a contact page embed a map