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otázka		Odpoveď
What is PAN? začať sa učiť		Personal Area Network, Nearest neighborhood, < 1 m
What is LAN? začať sa učiť		Local Area Network, Room building areal, 10m 100m 1km
What is MAN? začať sa učiť		Metropolitan Network, Town City Country, 10km 100km 1000km
What is WAN? začať sa učiť		Wide Area Network, Continent, 1000km
What node roles are there? začať sa učiť		peer-to-peer, client-server, master-slave
What mediums are there for networks to travel? začať sa učiť		Metalic, optics, wireless
What mode of transportation are there for data networks? začať sa učiť		Connection oriented (Circuits), Connectionless (packets)
What data networks architectures are there? začať sa učiť		ISO/OSI, TCP/IP, X. 25 and so on
What’s a network architecture? začať sa učiť		Method of communication and definition of the set of used protocols and layers
Whats‘s network topology? začať sa učiť		Way of interconnection of elements in the network
Examples of topologies? začať sa učiť		Bus, ring, star, extended star, hierarchical, mesh
Why is network architecture useful? začať sa učiť		Implementation if the network at all is too complicated, so we decompose the problem into smaller parts (layers)

Introduction. Basic concepts, historical overview.