🌐EnglishEnglishDeutschItalianoРусскийالعربيةفارسی한국어中文日本語EntityQ4462275· pop 14· linked from 27 articlessoftware requirementsdescription of what the system should do, the service or services that it provides and the constraints on its operationAvailable in 14 languagesDeutsch日本語РусскийالعربيةCatalanCzechFinnishHebrewHungarianUkrainianConnectionsrequirements analysisEntitySystems Modeling LanguageEntityCategoriesSoftware engineeringSoftware requirements