🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiSvenskaالعربيةفارسی한국어中文日本語EntityQ1362921· pop 14· linked from 81 articlespollingactively sampling the status of an external device by a client program as a synchronous activityAvailable in 14 languagesEspañolDeutsch中文日本語ItalianoBasqueCatalanNederlandsPolskiSerbianSvenskaConnectionscomputerEntityoperating systemEntityCategoriesEvents (computing)Input/output