EC2 dedicated instances vs dedicated hosts Flashcards
What are dedicated instances?
instances that run in a VPC on hardware that is dedicated to a single customer.
True or false: dedicated instances are physically isolated at the host level from other AWS accounts?
True
True or false: Dedicated instances may share hardware with other instances from the same AWS account that are not dedicated instances?
True
What is a dedicated host?
Dedicated hosts give you additional control over how and when instances are placed on the physical server.
True or false: Dedicated hosts allow you to use your existing server-bound licenses?
True
True or False: Dedicated hosts can be used to mitigate compliance requirements?
True
True or false: Both dedicated instances and dedicated hosts result in a host being dedicated to your instances. No other AWS accounts will share that space.
True.
True or False: Dedicated hosts do not give you visibility over the sockets, cores, and host IT of a physical host?
False, with dedicated hosts, you will have visibility over these items.
True or false: Dedicated hosts allow for targeted instance placements?
True: With dedicated hosts, you can explicitly tell AWS to build instance on that host, over and over.
True or False: When you have a dedicated host, the capacity of that host is static. If you need more, you must retain new hosts.
False: You can increase capacity through an allocation request with AWS.
How does AWS charge for dedicated hosts and dedicated instances?
Dedicated hosts charge per host.
Dedicated instances charge per instance.
True or false: If you have server bound licenses, you should choose dedicated instances?
False: You should choose a dedicated host.
True or false, dedicated instances are provisioned on hosts that are dedicated to dedicated instances?
False: Non-dedicated instances will share hosting on the same hardware as dedicated instances. However, no other AWS customers will share space on that host.
