COMPREHENSIVE FREQUENTLY TESTED REAL
EXAM QUESTIONS AND VERIFIED ANSWERS
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-What is an AWS Organization? - ANSWER-- Use organizations
to consolidate and manage multiple aws accounts in one
location
- When you create an organization aws organizations auto
creates a root, which is parent container for all accounts in org
- You can centrally control permissions for the accounts in your
org by using
Service control Policies (SCPs)
- These enable you to place restrictions on AWs services,
resources, and individual api actions users and roles can
access
What are the five pillars of the well architected framework?
- ANSWER-1.
Designing resilient
architectures
,2. design performant architectures
3. Specify secure applications and architectures
4. Design cost optimized architectures
5. design operationally excellent architectures
What is a ephemeral volume? - ANSWER-An ephemeral
volume lives on the
physical
hardware
When the instance is terminated they are lost.
How many EC2 instances can EBS be attached to? - ANSWER-
Elastic Block
Store is only attachable to one instance
at a time
A database is running on an EC2 instance.
The db software has a backup feature that requires block
storage. What
,storage option would be the lowest cost option for the
backup data? -
ANSWER-EBS Cold HDD
Volume
What is amazon EFS? - ANSWER-- File storage in AWS cloud
- Shared storage
- Petabyte scale file system
- Elastic capacity
- Supports NFS v4.0 and 4.1 protocol
- Compatible with linux based amis for amazon EC2
Amazon Glacier retrieval options? - ANSWER-
- Expedited
More expensive but can take 5
minutes
- Standard
, -
Bulk
Cheapest but can take 12
hours
AWS Decoupling options? - ANSWER-- SQS queue can be
used to queue
messages for email
service
- Elastic load balancer can be used to distribute if response
required. If no
response required then queue may be
better used
- Elastic ip address can be used to allow different servers
to provide the
backend
service
Which AWS services facilitate the implementation of
loosely coupled
architectures - ANSWER-- AWS Simple Queue
Service SQS