1. How does virtualization relate to Cloud Computing?
Virtualization is a component within cloud computing.
2. In a virtualization context, what is an operating system instance?
An operating system instance runs on top of a hypervisor that is installed on a piece of hardware.
3. Is it difficult to move instances between different hardware units?
Nope, it is easy.
4. On a Type 1 Hypervisor, how would you manage the O/S instances?
Type 1 Hypervisor management software allows one to manage the Operating system from other computers.
5. According to Eli, how much does a Type 1 Hypervisor usually cost?
Free, but extra features require a lot more money, anywhere from 2000$ to 3000$.
6. What cautions does Eli have concerning networking and Type 2 Hypervisors?
Operating system instances on Type 2 Hypervisors must go through the host OS for network connectivity, and if the host computer is being used, other things may become unresponsive.
7. How does Eli define web applications?
Web applications are built with web-based tools through a web browser.
8. How does Eli define Cloud Computing?
Eli defines cloud computing by separating applications from the underlying hardware.
9. How does Eli describe a server cluster? What is a typical application for a server cluster?
Cloud clustering is when two or more servers are operating together with the same data. MySQL is a typical application.
10. What are terminal servers? How would describe the architecture used in a terminal server set-up?
Devices that connect back to the mainframe.
11. What is a thin client?
A computer that relies on another computer or server for its computing needs.
12. What is an application server? How does it differ from a terminal server?
An application server is only used for applications unlike terminal servers which can be used multiple services.
13. What is Virtual Box? How much does it cost?
It is a virtualization software and open sourced.
14. What advice doe Eli offer concerning licensing?
Eli's advice was to be mindful of the numbers of processors and number of cores used in the processors, since each could be separately charged for licenses.
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