history of the world wide web

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Across
  1. 4. works hand in hand with client servers
  2. 6. an exchange of logic rules in between systems
  3. 7. focuses on security of a device
  4. 12. a language format containing arranged letters
  5. 13. language formed using description logics
  6. 14. a system mainly used to identify certain sources
  7. 16. certain representation of a framework in a diagram format
  8. 18. the unpredictable growth of the internet
  9. 19. schemes certain types of documents
  10. 20. description of classes involving taxonomies, properties and leads to ontologies
Down
  1. 1. the building of better protocols
  2. 2. presentation represented in higher quality format
  3. 3. a combinations of XML languages
  4. 5. uses digital machines for verification of sources
  5. 8. simplification of constraints and taxonomies
  6. 9. it conducts the ability to understand written signals to words
  7. 10. rules and semantics of lower layers
  8. 11. support for full description
  9. 15. focusing on queries submitted and replies
  10. 17. a way in which language in form of characters is used