These tasks and knowledge usually come before any graphic design apply into a website, this will turn and push a website getting more value and understanding as usable.
Core Skills
- research techniques
- ethnography and discovery—user goals, motivations, and work patterns
- user modeling—persona and scenario creation; role-playing
- product design—product-level interaction principles and concepts
- interaction design—function-level interaction principles and concepts
- interface design—component-level interaction principles and concepts
- information architecture and information design—content structure and presentation principles
Usability Skills
- knowledge of usability testing principles and methods
- knowledge of principles of cognitive psychology
Media Skills
- understanding of bit-depth, pixel-density, and resolution issues
- managing color palettes
- icon design and pixel-level design
- graphic user interface (GUI) screen layout and composition
- page layout and composition
- animation
- sound design
- prototyping—paper, Visual Basic, HTML/CSS, Director, Flash, or other methods
- knowledge of file formats and tradeoffs
Source
The Skills of UX Professionals
A UX designer has to have all the skills of any designer, but also needs to focus on people the users not just on business goals, skills, or techniques.”—Whitney Quesenbery