Research Article
[Retracted] Assessing Usability and Accessibility of Indian Tourism Websites for Visually Impaired
Table 4
WCAG 2.0 failed checkpoints.
| WCAG 2.0 principle | Checkpoint violated | Total error | Number of websites | Mean errors |
| | Conformance level A | Perceivable | 1.1.1. Nontext content | 823 | 33 | 24.9 | | 1.3.1. Info and relationship | 455 | 33 | 13.8 | Operable | 2.2.2. Pause, stop, hide | 10 | 9 | 1.1 | | 2.4.2. Page titled | 8 | 2 | 4.0 | | 2.4.4. Link purpose (in context) | 697 | 34 | 20.5 | Understandable | 3.1.1. Language of page | 11 | 11 | 1.0 | | 3.2.2. On input | 17 | 9 | 1.9 | | 3.3.2. Labels or instructions | 156 | 23 | 6.8 | Robust | 4.1.1. Parsing | 1535 | 34 | 45.1 | | 4.1.2. Name, role, value | 208 | 28 | 7.4 | | Conformance level AAA | Operable | 2.1.3. Keyboard (no exception) | 123 | 14 | 8.8 | | 2.4.9. Link purpose (link only) | 398 | 26 | 15.3 | | 2.4.10. Section headings | 214 | 29 | 7.4 |
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