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Classified in Design and Engineering
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PRINCIPLE | DESCRIPTION |
LAYOUT | The interface should be a series of areas on the screen that are used consistently for different purposes |
CONTENT AWARENESS | Users should always be aware of where they are in the system and what information is being displayed |
AESHETICS | Interfaces should be functional inviting users through careful use of white space, colours and fonts. There is often a trade off between including enough white space to make the interface look pleasing without losing so much space that important information does not fit on the screen |
USER EXPERIENCE | Although ease of use and ease of learning often lead to similar design decisions, there is sometimes a trade-off between the 2, novice users or infrequent users of software will prefer ease of learning, whereas frequent user will prefer ease of use. |
CONSISTENCY | Consistency in interface design enables users to predict what will happen before they perform a function. It is one of the most important elements in ease of learning, ease of use, aesthetics |
MINIMAL USER EFFORT | The interface should be simple to use most designers plan on having no more than 3 mouse click from the starting menu until user perform work |