1.

2. 2 3. 3 4. 4 5. CloudComputing5 6. Cloud Computing 6 7. () (Reference: National Institute of Standards and Technology) 7 8. (Cloud Computing)CloudComputingWWWwww.hinet.net TCP/IP 192.192.XX.XXX (Reference: National Institute of Standards and Technology)8 9. 4C (Cloud) (Commerce) (Connectivity) (Client)() 9 10. ()Cloud Software as a Service (SaaS) ()Cloud Platform as a Service (PaaS) ()Cloud Infrastructure as a Service (IaaS)(Reference: National Institute of Standards and Technology)10 11. (Public cloud) (Private cloud) (Community cloud) (Hybrid cloud)(Reference: National Institute of Standards and Technology)11 12. 12 13. Metcalfes Law 13 14. (Six Degrees of Separation) () 1967(Stanley Milgram1933~1984) 14 15. (Six Degrees of Separation) Jure Leskovec Eric Horvitz2006MSN6.648%678%715 16. (Social Network) (Social network)(nodes) 16 17. (Social Networking Service SNS) 17 18. 18 19. 19 20. (Ubiquitous) Mark Weiser (1988): Ubiquitous Computing U-Japan 2004 U-Japan U-Korea 2004 3 IT 839 () U-Taiwan 2006 U-Taiwan 2008 U 20 21. () 21 22. 22 23. 23 24. 24 25. 25 26. 26 27. SoLoMo vs. SoMoCloGlo 27 28. 28