Almend n De Ketele akked Paquay deg (1991) llant 04 taggayin n tarrayin tigejdanin n usejji: 9.5.1 Asejji s tuɣalin (feed back)  Ad d-naf asejji daki yebḍa ibedd ɣef 3 taggayin :  Mi ara yesteqsi unelmad ameddakul-is ɣef tririt akken ad yesseɣti ugul yega htro correction  Mi ara ad d-yefk uselmad tiririt , anelmad ad iseɣti iman-is autocorrection  Mi ara yessemgired unelmad ger tririt n umeddakul-is d tin i d-yefka uselmad  la confrontation 31