Notebook Notes Flashcards
An Auto Scaling group can use an EC2 system health check to determine whether an instance is healthy. What other type of health check can it use?
ELB
Which CloudFront distribution type requires you to provide a media player?
RTMP
Which of the following Relational Database Service (RDS) features can help you achieve a monthly availability of 99.95 percent?
Multi AZ
Can CodeDeploy deploy a website to S3?
NO
What type of AWS Systems Manager document can take a snapshot of an EC2 instance?
Automation document
Wrong answer is command document. Command document meant to runs commands on an EC2 instance.
Cloudfront flow summary
Distribution (config) –> Origin (content) –> Edge Location
How is DynamodDB Architected?
SSDs, partitioned across multiple AZs
What does RDS use for storage?
EBS
Which of the following Route 53 routing policies can return set of randomly ordered values?
Multivalue answer
Can you set security group rule to deny access to unused ports?
No, because security groups deny any traffic that is not explicitly allowed.
S3 versioning supports what concept of security?
Data integrity
OpsWorks service which uses chef recipes
OpsWorks Stacks
Can you have a private S3 bucket as a Cloudfront distribution?
NO
Can an Ec2 instance be used as a Cloudfront distribution?
YES
Amazon Elastic Transcoder
converts media files
security credentials dashboard
create and manage access keys
well architected pillars
reliability, performance efficiency, security, cost optimization, operational excellence
Which acct types get all checks from Trusted Advisor?
developer, business, enterprise
Cost and Usage Reports
- can generatae detailed spreadsheet
- places reports in S3
- works with Quicksick to turn reports into graphs
RDS traits
- stored on EBS volume
- stores snapshots in S3
- auto backup
- auto scaling available
- read replicas for better performance
- multi-AZ for better availability
Cloudtrail Logs
- stored indefinitely
- can be exported to S3 bucket
neptune
graph database
Security group
- set at instance level
- default deny
AZ
one or more data centers in a region
Glacier
- 40TB max
- Vault created in console
- charge for storage and egress
Redshift Spectrum
analyze data in S3