Which of the following are characteristics of a reserved instance? Choose 3 answers.
A.
It can be migrated across Availability Zones
B.
It is specific to an Amazon Machine Image (AMI)
C.
It can be applied to instances launched by Auto Scaling
D.
It is specific to an instance Type
E.
It can be used to lower Total Cost of Ownership (TCO) of a system
Explanation:
You can use Auto Scaling or other AWS services to launch the On-Demand instances that use your Reserved
Instance benefits. For information about launching On-Demand instances, see Launch Your Instance. For
information about launching instances using Auto Scaling, see the Auto Scaling User Guide. http://
docs.aws.amazon.com/AWSEC2/latest/UserGuide/concepts-on-demand-reserved-instances.html https://
forums.aws.amazon.com/thread.jspa?threadID=56501
A, C, E
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Answer A,C,E
It can be migrated across Availability Zones (can be modified)
It is specific to an Amazon Machine Image (AMI) (specific to platform)
It can be applied to instances launched by Auto Scaling (are allowed)
It is specific to an instance Type (specific to instance family but instance type can be changed)
It can be used to lower Total Cost of Ownership (TCO) of a system (helps to reduce cost)
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C, D, E surely.
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