How would you make a modal accessible including focus trap?
PICTURE THIS: HOW TO EXPLAIN IT
Simple meaning
I use a dialog with aria-modal, label it, and move focus to the first control on open.
WHY — Accessibility instead of guessing?
Why interviewers care about Accessibility:
question about Accessibility.
trade-offs, and what you would actually do on a Frontend project - not buzzwords.
Name the idea, why it exists, then one short example.
End with when you use it and one common pitfall.
STEPS — What happens step by step?
Before you speak the answer, walk the interviewer through these steps:
- 1I use a dialog
with aria-modal, label it, and move focus to the first control on open.
- 2Tab cycles inside until
close, then focus returns to the opener.
- 3Escape closes it and
background content is inert or aria-hidden so screen reader virtual cursor does not escape.
- 4Give an example
One tiny concrete case you can say aloud.
- 5Common mistake
What juniors usually get wrong.
- 6Close
When you pick this over the alternative.
EXAMPLE — See it in action
Here's a short line you can speak, broken into clear beats:
Note: Adapt this scaffold to your own project — keep it under 60–90 seconds.
Key takeaway
I use a dialog with aria-modal, label it, and move focus to the first control on open. Tab cycles inside until close, then focus returns to the opener.