A great deal of information is now being created, stored, and distributed in digital form. Newspapers, and magazines, for example, have gone online to provide real-time coverage of stories with high-quality audio, images, and even video sequences. Th

网络管理主要包括五个方面工作 网络管理大致经历三个阶段，分别是人工管理阶段，智能化管理阶段，计算机辅助管理阶段 -Network management includes five aspects of network management has gone through three stages, each stage is manual management, intelligent management phase, computer-aided management stage