The subject of this final paper is to explain and describe the norms or the very importance of norms in society and their functioning. The basic purpose of the norm is to protect the customer or employee, the employee and the environment always and in every place. The goal of each administration is to set up an organization where everyone knows exactly who, who, when, how and where to do it to achieve the plan. The standard is a document for general and multiple use, issued by consensus and approved by a recognized institution that contains rules, instructions or features of the activity or their results and which guarantees the best degree of arrangement under certain circumstances. The rules should be based on verified scientific, technical and experiential results and be focused on promoting the best benefits for society. Standardization is the activity of establishing provisions for general and repeated use of existing or potential problems in order to achieve the best degree of regulation. With the increasing development of the technology, the mankind is also developing, improve all areas of the human activity, and thus improve the living conditions. Computers have become an absolute must in the performance of professional duties. However, the use of computers brings certain health risks. Because of this it is important to know how to use personal computers, to become familiar with the possible shortcomings in the use of the computer at workplace, but also to know how to assess the extent to which program support, that we use as a tool in performing professional tasks, improves our work, and to which extent slows down its performance. The aim of this paper is to point to the fact that under the ergonomics of the computerized workplace include not only the usual ergonomics of work environment, but the focus of ergonomics is increasingly moving to the analysis of user satisfaction with functionality and user interface of the software as a basic element of the so-called usability.