Application
This unit describes the skills and knowledge required to develop complex cascading style sheets (CSS) that are attached to a markup language document.
It applies to individuals working as web designers and developers who are involved in the layout and appearance of web pages, and have a highly developed understanding of design principles, and software languages, and can apply protocols and standards proficiently.
No licensing, legislative or certification requirements apply to this unit at the time of publication.
Elements and Performance Criteria
ELEMENT | PERFORMANCE CRITERIA |
Elements describe the essential outcomes. | Performance criteria describe the performance needed to demonstrate achievement of the element. |
1. Determine the requirements and develop CSS | 1.1 Obtain user requirements for style 1.2 Develop CSS to match user requirements |
2. Use advanced CSS techniques to create web pages | 2.1 Style the elements of a web page, using advanced CSS techniques 2.2 Position the document elements, using advanced CSS 2.3 Apply the style sheets to multiple pages in a website |
3. Ensure web page and CSS are validated and tested in all major browsers | 3.1 Validate CSS against industry standards 3.2 Test the website in various browsers 3.3 Rectify browser differences to ensure that the website is accessible |
Evidence of Performance
Evidence of the ability to:
develop a complex website, styled and formatted, using cascading style sheets (CSS), according to user requirements
create a complex page layout using CSS
test the web pages in a variety of browsers
validate CSS against industry standards.
Note: If a specific volume or frequency is not stated, then evidence must be provided at least once.
Evidence of Knowledge
To complete the unit requirements safely and effectively, the individual must:
explain the principles of website design
describe hypertext transfer protocol (HTTP) protocol and its application to CSS
outline and apply, hypertext markup language (HTML) and extensible hypertext markup language (XHTML)
outline CSS rules and how they affect document styling, and layout
explain World Wide Web Consortium (W3C) standards, as they apply to website design
identify and apply, techniques to correct browser incompatibilities.
Assessment Conditions
Gather evidence to demonstrate consistent performance in conditions that are safe and replicate the workplace. Noise levels, production flow, interruptions and time variances must be typical of those experienced in the website technologies field of work, and include access to:
a computer
an aesthetic presentation brief
HTML documents to have CSS applied to them
the internet to validate the CSS against the W3C
a variety of browsers.
Assessors must satisfy NVR/AQTF assessor requirements.
Foundation Skills
This section describes language, literacy, numeracy and employment skills incorporated in the performance criteria that are required for competent performance.
Skill | Performance Criteria | Description |
Reading | 1.2, 2.3, 3.1 | Identifies and analyses technical, workplace, and industry information, to ensure that all the job requirements are met |
Writing | 1.1, 1.2, 2.1-2.3 | Develops clear and well-organised technical material for specific audiences, using technical language to convey explicit information |
Oral Communication | 1.1 | Uses listening and questioning techniques to clarify job specifications with the client |
Numeracy | 2.2 | Takes measurements and performs calculations for the web page layout |
Navigate the world of work | 3.1 | Takes full responsibility for following policies, procedures and industry standards |
Get the work done | 1.2, 2.1, 2.3, 3.2, 3.3 | Accepts responsibility for planning and sequencing complex tasks and workload, negotiating key aspects with others, and taking into account capabilities, efficiencies and effectiveness Applies systematic and analytical decision-making processes for complex and non-routine situations Uses and investigates new digital technologies, and applications, to manage and manipulate data, and communicate effectively with others, in a secure and stable digital environment |
Sectors
Web