INFORMATICS: Introduction to Computer Science: Information, Algorithms, Motivation for the use of computers. The Personal Computer (PC): CPU, Memory, Bus, Interfaces, Peripherals. The Operating System (SO): Purposes, uses and functionality. Layered structure, User interfaces. DOS, Windows, Linux operating systems. Introduction to programming. Viruses. The binary system. Digital images. Applicative programs: Word Excel, Power Point. Examples of specific programs for the study of human movement. Computer Networks: Preliminary Notions. Internet: addresses, http protocol. World Wide Web: Basic principles, hypertext, hypermedia documents. Implementation of WWW: the browser, the servers. Internet application protocols: e-mail, newsgroups.