1.) Describe various virtualization architectures and discuss pro & cons each wi
ID: 3607553 • Letter: 1
Question
1.) Describe various virtualization architectures and discuss pro & cons each with specific real-life examples to support your answers. Then explain why virtualization technologies are so vital for today computing/or
even your everyday life ?
2.) Consider a new startup wants to offer a cloud storage and sketch out a three-tier solution to the
provision of their underlying distributed storage service that consists of 3 main sub systems, web
front-end, storage and user subscription info. Do physical model, architecture model and
fundamental models, Use these to illustrate the benefits and drawbacks of a three-tier solution
considering issues such as performance scalability, dealing with failure and also maintaining the
software over time. Make your assumptions if necessary such as capacity of hardware or storages
so that you can calculate how many of those DS elements. Say if they want to grow the company
into 50 million dollars in 5 years. Assuming the business requirements are
a. 5 cents for advertise revenue for each unpaid subscriber
b. each unpaid subscriber will get 4GB free and paid one get 100 GB.
c. $10 per month per each paid subscriber
d. 10 % paid subscriber vs 90% unpaid subscriber
Explanation / Answer
1.Hosted and baremetal are the two types of virtualization
architectures.
in hosted architecture an os is installed first after
that hyper visor is installed.
IN bare metal architecture the hypervisor is installed
directly on the hardware.
virtualization helps in road maps developed.
It will give plan and helps in how to applicable.
virtualization includes deploy , manage and meet to reach
the objectivies.
The plan will take for five,seven years.
pros :
1.It will helps in expanding the business
2.Helps in faster deployment and give the
output with in time.
3.increase the standardization with low cost.
cons:
THe plan will take more than 3 years otherwise it will fail.
Time requirement is more.
The virtualization plays a keyrole for single operating systems.
2.
Three tier solution:
advantages:
1.This helps in context switching issues.
2.Easy to implement
3.The deployment cost is low
Cons:
1.The cost of the central mainframe is more
2.Maintenance cost is more
3.Do not support for remote data resources.
option d is suitable for business requirements.
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