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AWS Solutions Architect Glossary
terms and concepts for solutions architect exam
14
Software
Professional
08/06/2019

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Cards

Term
Cluster Placement Group
Definition
grouping of instances within a single availability zone.
Term
When are cluster groups recommended?
Definition
Low network latency, high network throughput, or both.
Term
Can all instances be launched into a cluster placement group?
Definition
False
Term
Spread Placement Group
Definition
group of instances placed on distinct underlying hardware
Term
When should people use spread placement group?
Definition
When there are a group of critical instances meant to be separate from each other.
Term
Can a clustered placement group span multiple AZs?
Definition
False
Term
Can a spread placement group span multiple AZs?
Definition
True
Term
Must the name be unique for your placement groups within AWS?
Definition
True
Term
What certain types of instances can be launched in a placement group?
Definition
Compute Optimized, GPU, Memory Optimized, Storage Optimized.
Term
Does AWS recommend homogeneous instances within placement groups?
Definition
True
Term
Can you merge placement groups?
Definition
False
Term
Can you move an existing instance into a placement group?
Definition
False.
Term
How do you create a new instance and place into a placement group?
Definition
Create new AMI, launch AMI into a new instance of the placement group.
Term
Amazon EFS
Definition
file storage service for Amazon Elastic Compute Cloud instances. Amazon EFS provides UI that allows the creation and configuration of file systems quickly and easily. Storage capacity is elastic and allows for growing and shrinking automatically as addition and removal of files is done.
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