Usability and ease of use in the site user experience

The word usability is often mentioned in the user experience of a website, which is translated into usability as well as ease of use. Usability is an important quality index to measure the user experience of a website.

The successful design of the site allows users to browse the process will not create a sense of frustration, consistent with the user's habits and needs, the use of Web site features easy to start and high efficiency.

To do this, in the design of the site at the beginning of the site to comb the function, increase the user's needs and behavior habits of the analysis, the formation of users role model. At the same time in the production process of the site to be used to set a good user role to verify the existence of the interactive process of the problem, timely correction, but also be good at discovering the user's hidden behavior habits, and visible elements to express, such as color, texture, location and so on.

A good user experience is an iterative design process, the old saying goes, is not the best only better. The assessment of the user experience also needs to form a cyclical plan to bring the user feedback back into the next round of user experience improvement.

If you want to know what's wrong with your site's user experience, or want to know what to do with a good user experience on your site, grab these two keywords, usability and ease of use. More for the users of the viewer, the site for the user-centered design and evaluation.

The following is an international definition of usability usability and a summary of usability features.

International availability is defined as the effectiveness (effectiveness), efficiency (efficiency), and user subjective satisfaction (satisfaction) of a product for a particular user for a particular purpose in a particular use environment.

1. Effectiveness-the correct and complete degree to which a user accomplishes a specific task and achieves a specific goal;

2. Efficiency-the ratio between the accuracy and completeness of the user's task and the resources used (such as time);

3. Satisfaction-The subjective satisfaction and acceptance of the user in the process of using the product.

Tara Smith also presents five features that differ from system functional requirements for ease of use:

1. Practicality (utility): can be used to complete the user requirements of the task;

2. Support Task/goal (Goal/task support): Designed to accomplish the task;

3. Adaptation (accommodation): able to adapt to different user groups;

4. Use (Adoption): Because ease of use is better than competitor's product, so be used by the user;

5. Malleable (extensibility/adaptability): System functions can be extended or modified to match (unexpected) new tasks or goals.