Iframes — Quiz

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Question 1

What does an <iframe> do?

A Creates an image gallery

B Embeds another web page inside the current one

C Defines a form

D Adds a sidebar

Question 2

Why must you add a title to an iframe?

A To show a heading above it

B So screen-reader users know what the frame contains

C To set its width

D It is purely decorative

Question 3

What does loading="lazy" do on an iframe?

A Blurs the frame

B Defers loading until the user scrolls near it

C Disables the frame

D Makes it full screen

Question 4

What is the sandbox attribute for?

A Adding a play area for games

B Restricting what the embedded page is allowed to do

C Changing the frame's colour

D Loading the frame faster

Question 5

Which sources should you embed in an iframe?

A Any source you find

B Only sources you trust, ideally over https

C Only images

D Only your own pages