Usability principles should be practiced _________________. It depends upon developer’s wish. From the requirement gathering phase of product to complete SDLC cycle. Only during product rollout. While fixing the product issues.
Answers
The answer is From the requirement gathering phase of product to complete life cycle.
Usability principles should be practiced from the requirement gathering phase of product to complete life cycle.
In requirement phase, usability involves understanding the users and their associated parameters such as their expectations, needs, behaviors, interests and responsibilities. All these parameters play a key role in identifying the users’ relationship with the system.
These requirements can be received from users through various means like questionnaires, web notes and interviews.
Usability principles should be practiced while building a mobile app.
It can also be related to the usability of a website or even that of a product. with reference to the flow of the information from one segment to another, there is always a need for knowing the users, online tasks and the environment.
Also, the page flow of the site should match the user workflow to a large extent.