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You are to provide simple, plain language explanations for each of the following terms:
Mission-critical system are those that can stop an organization from performing its core functions if they fail.
Another important factor in business computing is desktop office productivity software and systems. This refers to the application software used by staff in the organization at their desks, and progressively via mobile devices, as a general tool contributing to their productivity.
Cloud computing involves accessing computing resources from remote location rather than from those located at the site of business activity.
Virtualisation is the process of making software-based, or virtual, representations of things, such as servers, applications and networks. It’s an effective way for a business to reduce IT expenses and boost efficiency and agility.
In computing, virtualization refers to the act of creating a virtual version of something, including virtual computer hardware platforms, storage devices, and computer network resources
Private Cloud: the cloud services used by a single organization, which are not exposed to the public. A private cloud resides inside the organization and must be behind a firewall, so only the organization has access to it and can manage it.
Public Cloud: the cloud services are exposed to the public and can be used by anyone. Virtualization is typically used to build the cloud services that are offered to the public. An example of a public cloud is Amazon Web Services (AWS).
Hybrid Cloud: the cloud services can be distributed among public and private clouds, where sensitive applications are kept inside the organization’s network (by using a private cloud), whereas other services can be hosted outside the organization’s network (by using a public cloud). Users can them interchangeably use private as well as public cloud services in every day operations.
Software as a Service (SaaS) is a licensing and delivery model for software hosted in the cloud by service provider and made available to user over the internet on some form of incremental pay-as-you fee. It is sometimes referred to as on-demand software. Some types available are: Office productivity tools and systems; Email and other messaging; Customer relationship management (CRM) tools; Warehouse and inventory management; etc.
Infrastructure as a Service (IaaS) is a form of cloud computing that provides access to computing hardware (virtualised or not) over the internet. It separates the user from being concerned about details of the infrastructure they are using. Might be described as a remote machine without software. Some providers include: Amazon AWS, Windows Azure, Google Compute Engine, etc.
Platform as a Service (PaaS) is a category of cloud computing providing clients with a mix of hardware and software to enable development, testing and deployment of user applications. The attraction of the PaaS approach is that its clients don’t need to own, set-up and maintain the required hardware and software components themselves. Instead, they can have they can have them provided quickly, almost on demand, and pay on a scaled rental.
A ‘Thin’ client provides desktop users with application functionality comparable to traditional software applications suites without needing a big, powerful PC huge memory and hard drives. ‘Thin’ client often means a browser, a good example is Google Chromebook.
The TCO extends beyond the initial price to include all financing, installation maintenance cost as well as associated staff cost
Training costs, some workforce will sabotage the change, or take longer to accept the change.
Losing information or don’t be able to log on the system, because of a breakout or no internet connection.
Advice directly from the cloud service specialist. Usually if the business pays a fee it may have already a technical support available, some cloud services may charge a higher fee or a special fee just for the business have a technical support. Other option for the business it to pay a reputable ICT cloud consultant. My email is: sarahrobsonz11@gmail.com