St10155076.Bcad group 4.Ice 2

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Across
  1. 1. : a computer hardware device that converts data from a digital format into a format suitable for an analog transmission
  2. 4. layer : in charge of the delivery of packets from a source A to a destination B
  3. 6. : virtual point where network connections start and end
  4. 9. : a computer or device that links two similar LANs based on the same protocol.
  5. 10. layer : in charge of the management of network access.
  6. 12. : Define the rules that govern the communications between two computers connected to the network.
  7. 15. layer : ensures a safe and efficient travel of data; consists of electronic circuits for data transmission etc.
  8. 17. : allows the constitution of communication groups (newsgroups) organized around specific topics
  9. 18. : a specialized computer that makes it convenient to manage a bank account holder's funds.
  10. 19. : a network device that connects two different systems, using direct and systematic translation between protocols.
Down
  1. 2. : the traditional technology for connecting devices in a wired local area network (LAN) or wide area network (WAN).
  2. 3. : allows the transfer of collection of files between two machines connected to the Internet.
  3. 4. Model : Consists of only 4 layers: application, transport, internet and network.
  4. 5. : a communication computer that connects different types of networks using different protocols.
  5. 7. : Involves 7 layers, each playing a specific role when applications are communicating over the net.
  6. 8. : a computer network in which the computers connected may be far apart, generally having a radius of more than 1 km.
  7. 11. : allows the management of the network.
  8. 13. : allows a user to connect to a remote host in terminal mode.
  9. 14. : a collection of devices connected together in one physical location, such as a building, office, or home
  10. 16. : defines a basic service for electronic mails.