Cloud ComputingToday
14 Oct 2009
Post brought you by: HP Pavilion DV1100 Batteries
as service a telecommunication service is given; usually it is an IP-telephony, mail and systems of instant communications (chats, IM).
Use SaaS
Use of resources of computers on a rent basis, generally speaking, has an old story in computer branch. Once computer resources shared between consumers just by such principle. In any sense transition to the concept cloud computing is a step to the past, at the time of when computers were big and were found in places specially taken away by it – computer centres with shone buttons. Use SaaS differs that access to the computer occurs not directly, and by means of a global network the Internet. Therefore development SaaS directly depends on development the Internet and especially a wide circulation receives right now when networks have found the throughput necessary for realisation of this idea though as term SaaS has appeared in 2001 and as the concept – much earlier. As a rule, under SaaS mean the software for business application which is positioned as cheaper and the used alternative to internal information systems is easier.
The factors promoting advancement SaaS
The economic gain from use SaaS is caused by that provider SaaS serves simultaneously set of clients and consequently spends smaller quantity of resources for management of each copy of a software component. Therefore for it there is possible a service allocation for smaller money, and for the customer, naturally, it means decrease in costs in comparison with use of classical model of licensing of a software component.
Positive factors SaaS for customers
• Absence of necessity of installation ON on workplaces of users – for access to ON is required a usual browser;
• Absence of expenses for system expansion in the organisation.
• Reduction of expenses for technical support and updating of the developed systems (up to their total absence);
• Increase of speed of the introduction, caused by absence of time expenses for system expansion;
• the Clear interface -