Technical Translation: Usability Strategies for Translating Technical Documentation
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byrne jody technical translation usability strategies for tr
Examples of Principles
Before we begin discussing concrete strategies for improving the usability of our interface, i.e. software user guides, we should first identify the pre- dominant principles of interface design and usability derived from studies on technical communication, cognitive psychology and interface design as described in previous chapters. In what he terms the “ Eight Golden Rules of Interface Design ”, Schnei- derman (1998:74-75) sets out a series of principles which play an important role in designing usable, user-friendly and effective interfaces. While there are numerous aspects of interface design that can be drawn upon in inter- face design, these rules serve as a concise and general overview of the areas that need attention: Strive for consistency, use similar prompts, commands, fonts, layout, situations, instructions etc. Enable frequent users to use shortcuts Offer informative feedback Organise sequences of actions so that they have a start, middle and end. Offer error prevention and simple error handling Permit easy reversal of actions Support the internal locus of control, this allows users to feel in charge of the computer and not vice versa. Reduce short-term memory load 161 • • • • • • • • Usability Engineering It is apparent that the principles set out by leading figures in interface design such as Schneiderman share more than a few similarities with those pro- duced for documentation design. Dumas & Redish (1999:61) explain that this similarity is due to the fact that the principles for both are based on cre- ating products that are usable. Due to the ubiquity of evaluation throughout the development and pro- duction process numerous evaluation criteria can also be used as design principles. One such set of criteria was developed by Nielsen (Molich & Nielsen 1990). His heuristic evaluation method was developed as a cheap evaluation tool for companies who “couldn’t afford or hadn’t the resources for empirical usability testing” (Hill 1995:119). Heuristics are general design principles that are usually, but not always, effective (Landauer 1995:283). The following paraphrased list of Nielsen’s heuristics represents what are widely acknowledged to be best practice for ensuring usability. Use simple and natural language. Say only what is necessary. Present the information in a logical way. Speak the users’ language - use familiar words and concepts. Minimise users’ memory load. Be consistent. Provide feedback and tell users what is happening. Provide clearly marked exits to allow users escape from unintended or unwanted situations. Provide shortcuts for frequent actions and users. Provide clear, specific error messages. Where possible, prevent errors by limiting the number of available op- tions or choices. Provide clear, complete help, instructions and documentation. These principles are widely cited by other sources such as Landauer (1995:283), Hill (1995:119-120) and Dumas & Redish (1999:65). 162 • • • • • • • • • • • • |
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