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Cloud Computing (Advantages (24/7 access, Reduced licencing costs,…
Cloud Computing
concept of resources/ services shared online
PaaS
: platform as a service
access to computing platforms, servers, databases
e.g. Google, Amazon
SaaS
: software as a service
Access to software applications without installing them on user's devices
Charged per use or per period of time
e.g. Sage
IaaS
: Infrastructure as a service
where access to physical resources if offered online
usually small amount of resource is offered for free and more can be purchased
e.g. Dropbox, One Drive
Advantages
24/7 access
Reduced licencing costs
Unlimited storage
Remote working/global potential
Better back-up facilities
Reduces need for expensive hardware infrastructure
Disadvantages
Security risks
Requires a very good internet connection
Costs
Technical problems