一、理论概述1.信息技术的概念信息技术(Information Technology,简称IT),是主要用处理信息于和管理所采用的各种技术的总称。它主要是应用计算机科学和通信技术来设计、开发、安装和实施信息系统及应用软件。它也常被称为信息和通信技术(Information and Communications Technology)。对信息技术的理解有广义和狭义之分。狭义的信息技术是指“以计算机及网络为核心的数字技术”;广义的 I. Overview of Theory 1. The Concept of Information Technology Information Technology (IT) is a general term for various technologies that are mainly used to process information and manage information. It mainly uses computer science and communication technology to design, develop, install and implement information systems and applications. It is also often referred to as Information and Communications Technology. The understanding of information technology has broad and narrow sense. Narrow sense of information technology refers to “computer and network as the core of digital technology ”; generalized