Central executive refers to the proposed component of working memory responsible for directing the flow of information and selecting what information to work with.
It is a mechanism that directs attention toward one stimulus or another and determines which items will be stored in working memory. Central executive both coordinates attentional activities and governs responses. Moreover, Central executive is the concept from the theory of working memory in which the Central executive is an attention-controlling system supervises and coordinates slave systems and is the proposed deficit in Alzheimer's disease.