1 / 5
A reviewer writes: 'Please fix the tab order — it jumps around the page.' What does 'tab order' refer to?
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Tab order is the sequence focus moves through interactive elements as the user presses Tab.
2 / 5
What is a 'focus trap' in a modal dialog?
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A focus trap confines Tab navigation to the dialog so users can't tab into the hidden page behind it.
3 / 5
A 'skip link' is added to the top of the page. What is its purpose?
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A skip link lets keyboard and screen reader users bypass repetitive nav and jump to main content.
4 / 5
Which sentence correctly uses 'roving tabindex'?
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Roving tabindex keeps one item tabbable while arrow keys move active focus — a common composite-widget pattern.
5 / 5
A bug says: 'The custom dropdown isn't operable by keyboard.' What does 'operable' mean here?
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'Operable' (a WCAG principle) means users can interact with the control using the keyboard, not just a mouse.