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Cloud computing uses Internet technology to provide IT resources (software, storage, servers, networks) as a service, borrows and uses IT resources as needed, supports real-time scalability according to service load (Lee & Lee, 2010).
While providing IT resources as a service, it is providing cloud computing services to enterprises, government agencies, etc., centered on Amazon, Google, IBM, and Microsoft as well as domestic companies. Global leaders in cloud computing are actively engaged in R&D, services, and investments. Recently, they are also pursuing projects related to artificial intelligence and IoT. In addition, global IT companies are continuously expanding the IT infrastructure and software services required to provide cloud computing based on their previous hardware and software technologies, and have invested enormous development investments to develop and improve all the technologies.
Table 1. Major global company’s cloud computing (Ahn, 2018)
Company | Actions |
Amazon | Cloud | 12 countries, 44 Data Centers |
IoT | IoT Platform (Green Grass) |
AI | Image Service & Solution |
MS | Cloud | 14 countries, 31 Data Center |
IoT | SaaS IoT Platform |
AI | MS product inside |
Google | Cloud | 8 countries, 15 Data Centers, Personal Service |
AI | Deepmind, TPU |
IBM | Cloud | 16 countries, 34 Data Centers, Private Cloud |
IoT | Watson IoT Platform |
AI | Nvidia GPU deep learning platform |