1. Library materials are divided into printed and non-printed categories, with printed materials including textbooks, reference books, and research reports while non-printed includes audiovisual items. 2. Networking components are explained, identifying a router as a device that connects multiple networks together, and that it functions similarly to a hub but can send data packets to specific ports and links rather than broadcasting to all connected components in the network. 3. An online resource is provided for further information on networking components and configurations.