Our current era is known as the so-called information revolution, that is by employing various traditional and modern means in particular in libraries and information centers, which has imposed challenges on the office profession in light of information technology and the progressive development, which made the library and the library profession need scientific and technical human elements. To face that development that depends on computers, information networks, integrated systems and software, the technical and practical developments in the field of information processing and retrieval have led to several changes to documentary institutions, especially libraries, which have become information networks and databases available to the beneficiaries, thus realizing the interaction and anticipated coping with contemporary trends. To meet the needs of researchers in various topics and fields. The emergence of information and communication technology in its various forms made libraries know a quantum leap in the nature of services and the way they were provided to beneficiaries on the one hand, on the other hand led to the development of the office profession and the creation of new and modern roles for the librarian who became an expert or consultant in information supervising the provision of advanced, accurate and immediate technical information to its applicants. , By allowing access to and access to information via direct line.