Missão Nordeste Maranhense

Missão Nordeste Maranhense

This document normally obtainable in non-normative platforms, available from Alternate Versions of site content Accessibility recommendations 2.0.

This document normally obtainable in non-normative platforms, available from Alternate Versions of site content Accessibility recommendations 2.0.

Introduction

Site content Accessibility Guidelines (WCAG) 2.0 defines steps to make site content more available to people who have disabilities. Accessibility involves a wide range of disabilities|range that is wide of, including artistic, auditory, physical, speech, intellectual, language, learning, and neurological disabilities. Although these recommendations cover a range that is wide of, they’re not in a position to deal with individuals with all sorts, levels, and combinations of disability. These recommendations additionally make site content more usable by older those with changing abilities because of aging and frequently enhance usability for users as a whole.

WCAG 2.0 is developed through the process that is w3C cooperation with people and businesses around the globe, with a target of supplying a provided standard for site content accessibility that fits people, businesses, and governments internationally. WCAG 2.0 builds on WCAG 1.0 WCAG10 built to use broadly internet technologies now as well as in the long term, also to be testable with automatic assessment and evaluation that is human. For the introduction to WCAG, see the site content Accessibility recommendations (WCAG) Overview.

Online accessibility depends on accessible content but in addition on available internet explorer along with other individual agents. Authoring tools a essential role in internet accessibility. For a summary of exactly how these the different parts of online development and conversation come together, see:

WCAG 2.0 Levels of Guidance

The people and businesses that utilize WCAG differ commonly and can include Web developers and designers, policy manufacturers, purchasing agents, instructors, and pupils. so you can meet up with the varying requirements for this market, a few levels of guidance are given including overall axioms, basic recommendations, testable success requirements and an abundant collection of enough strategies, advisory methods, and reported typical problems with examples, resource links and rule.

Concepts – at the very top are four concepts that offer for internet accessibility: perceivable, operable, understandable, and robust. See also comprehending the Four Principles of Accessibility.

Directions – underneath the concepts are tips. The 12 directions supply the basic objectives that writers should work toward content more available to users with various disabilities. The rules aren’t testable, but supply the framework and objectives that are overall assist writers realize the success requirements and better implement the methods.

Success Criteria – For each guideline, testable success requirements are given enabling WCAG 2.0 where demands and conformance evaluating in design specification, buying, legislation, and contractual agreements. So that you can meet with the requirements of various teams and situations that are different three quantities of conformance are defined: A (cheapest), AA, and AAA (greatest). extra information on WCAG amounts are available in Understanding Levels of Conformance.

Adequate and Advisory methods – For all the instructions and success requirements within the WCAG 2.0 document it self, the group that is working additionally documented practices. The practices are informative and are part of two groups: those who are enough for fulfilling the success requirements which are advisory. The advisory methods go beyond what exactly is needed by the success that is individual and invite authors to raised target . Some advisory practices address accessibility obstacles which are not covered by the testable success requirements. Where failures that are common understood, they are additionally documented. See additionally adequate and Advisory methods in Understanding WCAG 2.0.

A few of these levels of guidance (concepts, recommendations, success requirements, and adequate and advisory methods) come together to supply help with making content more available. Writers ought to see thereby applying all levels that they’re capable, such as the advisory strategies, so that you can best target the widest feasible array of users.

Keep in mind that even content that conforms during the highest degree (AAA) will never be available to people who have all sorts, levels, or combinations of impairment, especially in the intellectual language and learning areas. Writers ought to think about the full number of strategies, like the advisory strategies, along with to look for relevant advice about present practice that is best content , in terms of feasible, to the community. Metadata may help users to find content the most suitable for their requirements.

WCAG 2.0 Supporting Documents

The WCAG 2.0 document was created to meet up with the requirements of these who require , referenceable technical standard. Other documents, called supporting documents, are in line with the WCAG 2.0 document and target other essential purposes, like the power to be updated just how WCAG will be used with brand new technologies. Supporting documents consist of:

How exactly to fulfill WCAG 2.0 – A customizable fast mention of the WCAG 2.0 that features all the instructions, success requirements, and approaches for writers to utilize because they are developing and assessing site content.

Understanding WCAG 2.0 – helpful tips to understanding and implementing WCAG 2.0. There is certainly a quick “Learning” document guideline and success criterion in WCAG 2.0 also key subjects.

approaches for WCAG 2.0 – an accumulation methods and common problems, each in a split document that features a description, examples, rule and tests.

The WCAG 2.0 papers – A diagram and description of the way the essay writer documents that are technical associated and connected.

See site content Accessibility recommendations (WCAG) Overview for the description regarding the WCAG 2.0 supporting material, including training resources associated with WCAG 2.0. Additional resources addressing subjects such as for example the company instance for online accessibility, preparing implementation the accessibility of those sites, and accessibility policies are placed in WAI Resources.

Essential Terms in WCAG 2.0

WCAG 2.0 includes three crucial terms that are distinctive from WCAG 1.0. All these is introduced briefly below and defined more completely within the glossary.

You should observe that, in this standard, the expression “Web page” includes way more than fixed HTML pages. It includes the increasingly powerful webpages which can be appearing on the internet, including “pages” current whole digital communities that are interactive. As an example, the definition of “Web web page” includes an immersive, interactive experience that is movie-like at a solitary URI. For more information, see Understanding “Web webpage”.

Several success requirements need that content (or particular areas of content) could be “programmatically determined.” This means the information is delivered that individual agents, including assistive technologies, can draw out and provide these details to users in various modalities. To get more details, see Understanding Programmatically Determined.

Employing a technology in a real means that is accessibility supported means with assistive technologies (AT) accessibility popular features of systems, browsers, as well as other individual agents. Technology features be relied upon to comply with WCAG 2.0 success requirements if they’re found in a real method that is “accessibility supported”. Technology features may be used with techniques which are not accessibility supported (do not assist assistive technologies, etc.) provided that they’re not relied upon to conform to any success criterion (in other words., the exact same information or functionality can also be available another method that is supported).

that is of “accessibility supported” is supplied within the Appendix A: Glossary part of these recommendations. To learn more, see Understanding Accessibility Support.

WCAG 2.0 Recommendations

Understanding Guideline 1.1

1.1.1 Non-text Content: All non-text content that is presented to your individual has a text alternative that acts the same function, aside from the circumstances the following. (Level A)

Controls, Input: If non-text content is a control or accepts individual input, then it offers a title that defines its function. (make reference to Guideline 4.1 for extra needs for settings and content that takes user input.)

Time-Based Media: then text alternatives at least provide descriptive identification of the non-text content if non-text content is time-based media. (relate to Guideline 1.2 for extra demands for news.)

Test: If non-text content is just a test or workout that might be invalid if presented in text, then text alternatives at least provide descriptive identification associated with non-text content.

Sensory: If non-text content is primarily meant to produce a certain sensory experience, then text alternatives at least provide descriptive recognition associated with non-text content.

CAPTCHA: then text alternatives that identify and describe the purpose of the non-text content are provided, and alternative forms of CAPTCHA using output modes for different types of sensory perception are provided to accommodate different disabilities if the purpose of non-text content is to confirm that content is being accessed by a person rather than a computer.

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