The document provides an overview of basic networking concepts, including: 1) It defines what a network is and discusses the benefits of networking such as resource sharing, data sharing, and mobility. 2) It lists different types of networks including personal area networks, local area networks, metropolitan area networks, and wide area networks. 3) It briefly outlines the history of networking, including early networks developed in the 1960s-1970s that helped lay the foundations for the ARPANET and Internet.

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10. BASIC NETWORKING

11. What is a Network?

15. Kinds of Network

16. Personal Area Network

17. Local Area Network

18. Metropolitan Area Network

19. Wide Area Network

20. Solar Area Network

21. Star Trek Area Network

22. Network Topology

23. BUS TOPOLOGY

24. RING TOPOLOGY

25. DUAL- RING TOPOLOGY

26. STAR TOPOLOGY

27. HIERARCHICAL TOPOLOGY

28. MESH TOPOLOGY

29. PARTIAL-MESH TOPOLOGY

40. OSI OPEN SYSTEMS INTERCONNECTION MODEL

41. OSI MODEL