Unit 3 GCSE Computer Science - Networks

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Across
  1. 1. Type of network where each device is connected to a central devices such as a hub or switch.
  2. 3. The physical (cables) and logical (how) design of a computer network; examples include mesh and star
  3. 5. For example IPv4 (192.168.0.0) or IPv6
  4. 7. A network that spans multiple geographic locations, using 3rd party transmission media.
  5. 10. A network of nodes over a small area, such as one building or office.
  6. 12. An antenna connecting a mobile device to a local area network
  7. 14. The IP a______ is a number assigned to any item that is connected to the Internet. (4 numbers separated by a full stop from 0 to 255)
  8. 15. Any type of network that is not connected by cables of any kind.
  9. 17. a process of encoding plain text messages into cipher text to keep them secret, so only "authorized" parties can read it.
  10. 18. a common local area network protocol
  11. 19. A MAC address is a hardware address that uniquely identifies each node on a network.
Down
  1. 1. A computer networking device that connects network, uses MAC address
  2. 2. DNS, The service that translates URLs to IP addresses.
  3. 4. Ethernet is a fast C_____ that connects computers to the LANs.
  4. 6. The radio waves or the physical system (cable) that transports data on a network.
  5. 8. Type of network where every device is connected directly to every other device in the network.
  6. 9. Internal hardware that allows device to connect to network
  7. 11. A type of computer that forwards data packets across a network, assigns IP address.
  8. 13. Allows electronic devices to exchange data over short distances using radio waves
  9. 15. A network in which node are connected to the network via physical cables.
  10. 16. Wi-Fi is a W_______ method to connect LANs using radio signals to transmit data