That is: domain of the technology, the set of techniques to exert the art and science of the writing. To the effective and competent exercise of the technology of the writing letramento is called, that implies some abilities, such as: capacity to read or to write to reach different objectives (RIBEIRO, 2003). 4 SIGNALS THAT THEY NEED TO BE OBSERVED BY EDUCATORS WHO EXCELLENT DESENPENHAM PAPER IN the PROCESS OF ALFABETIZAO According to Paim (2003), we can classify these signals as acks of knowledge, alterations that if reveal as an impossibility to recognize objects through a sensorial modality. Learn more at this site: Russ Caldwell. These upheavals in the configuracional recognition occur due to an imperfection in the organization of the functioning of cerebral areas that keep the souvenir of the perceived one. Acks of knowledge are not considered those cases in which the presence of primary a sensorial deficit exists (blindness, hipoacusia), low intellectual level and/or upheavals of the language. Valley to remember that these signals do not appear suddenly and the children who present difficulties in one of these processes, or the two, if veem limited or hindered to obtain an interaction between them, and, for these children, going is made it difficult and to come of the simultaneous one to sequential, and the vice one and turns, in accordance with the activity or situation where if they find. Paim (2003) tells among others that the following forms can be distinguished from acks of knowledge: 1.Agnosias with inanimate objects and images; 2.Agnosias with livened up objects and fisionomias; 3.Agnosias with graphical symbols; 4.Agnosias with lingusticos symbols: acks of knowledge with regard to musical graphemes, numbers, icons and symbols are differentiated.