1.1 Types of model
Models are mechanisms for communication. This unit looks at what a model is and what the process of modelling is about. The techniques discussed here are applicable to a wide range of systems and have one thing in common: they are all commonly used diagramming techniques. The five techniques are: data flow diagrams, use case modelling, activity diagrams, entity–relationship diagrams and state machines.
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

References
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.6.6 Website and browser
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.6.5 Software
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.6.4 Educational software/learning application
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.6.3 Accessible technology
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.6.2 Accessibility design guidelines
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.6.1 Accessible mobile technology
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.5 Activity task
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.4.4 Using automated checking tools
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.4.3 How to evaluate accessibility
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.4.1 Aim of accessibility evaluation
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.3 Design guidelines and their limitations
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.2.1 Technical and usable accessibility
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.2 Specifying accessibility
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

5.1 Design decisions
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

4.9 Resources
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

4.8 Activity task
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

4.7 Informing students
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

4.6.3 If the objectives CAN be achieved
It is part of a teaching professional’s skills to understand the needs of a diverse population of students. This unit introduces the challenges for disabled students who may use computers in different ways when taking part in eLearning or may need alternative teaching methods. It covers the technology and techniques used by disabled students, the adjustments to teaching methods that might be reasonable, design decisions which affect the accessibility of eLearning tools and strategies for evalu
Author(s): The Open University

License information
Related content

Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2