• Dr.Rakesh Kumar Giri

An internal Compaq paper from 1996 has the original use of the term "Cloud computing."The term "Cloud" was first associated with the idea of "distributed computing," which became popularised by Apple and gave rise to general magic in the early 1990s.We discuss the two different types of cloud computing models—the deployment model and the service model—as well as cloud security and how to manage it.For various firms throughout the world, cloud computing is now the best way to supply solutions and enterprise applications.Early in the 1960s is when cloud computing history began.The use of remote job entry during this time gave rise to the time-sharing principles.This jargon was connected to IBM and DEC (Digital Equipment Corporation). Due to this growth, full time-sharing systems were available by the early 1970s. By the 1990’s, few telecommunication giants started offering VPN (Virtual private network) services at affordable costs. As they could do by switching traffic with proper server use, it made them use the overall network more effectively. By 1994, the cloud metaphor was started to be used for virtualized services.

CloudComputing,Model,Service Model,Saas,Paas,Iaas ,Security

"CLOUD COMPUTING AND ITS RELIABILITY", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.5, Issue 11, page no.331-334, November-2018, Available :http://www.jetir.org/papers/JETIR1811C95.pdf

"CLOUD COMPUTING AND ITS RELIABILITY", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.5, Issue 11, page no. pp331-334, November-2018, Available at : http://www.jetir.org/papers/JETIR1811C95.pdf