HSC Enterprise Computing Practice Questions - HSC Enterprise Computing (NSW Higher School Certificate, Year 12) Exam

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Under WCAG 2.1 accessibility guidelines, what is the primary purpose of providing descriptive text alternatives (alt text) for non-text content such as images?

To improve search engine keyword indexing exclusively. To allow assistive technologies like screen readers to convey image meaning to users with visual impairments. To automatically translate image captions into multiple foreign languages. To compress image file sizes for faster mobile rendering.

Correct Answer:

To allow assistive technologies like screen readers to convey image meaning to users with visual impairments.

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