Brussels 1 â 3 Day Weather Forecast Summary: Moderate rain (total 10mm), heaviest on Sun night. Freeze-thaw conditions (max 12Â°C on Sun afternoon, min -1Â°C on Tue night). Winds increasing (light winds from the W on Sun night, strong winds from the NE by Tue night).
Why usability is important to you. Usability is the measure of the quality of a user's experience when interacting with a product or system-whether a web site, software application, mobile technology, or any user-operated device.
Usability is a combination of factors and considerations, including: 1  Ease of learning. 2  Efficienty of use. 3  Page and screen design. 4  Information architecture. 5  Interaction design. 6  Memorability. 7  Error frequency and severity. 8  Subjective satisfaction.