Job analysis refers to the process of characterizing the scope of the tasks (in The nature of a specific job), with a survey and to study various information related to the tasks they needed to work correctly both in terms of skills (skills), knowledge of the required competency required (knowledges) (abilities) and responsibilities (responsibilities) must be available, which will allow the employee to work successfully the results and analysis of these data is that for each job. In the end, they will point out the difference between the tasks.