Basics Flashcards
Edge location
Datacenter owned by a trusted partner of AWS
What do edge locations serve requests for?
CloudFront and Route53. Requests going to either of these services will be routed to the nearest edge location automatically
S3 Transer Acceleration traffic and API Gateway traffic also use Edge Network
DNS
Domain Name System (DNS) turns domain names into IP addresses
CloudFront
Amazon CloudFront is a web service that speeds up the distribution of your static and dynamic web content, such as .html, .css, .js, and image files, to your users. CloudFront delivers your content through a worldwide network of data centers called edge locations.
CDN
Content distribution network
RDS
Relational Database Service. Service that makes it easy to set up, operate, and scale a relational database in the cloud.
What databases does RDS support?
Amazon Aurora
MySQL
MariaDB
PostgreSQL
Oracle
Microsoft SQL Server
AWS Lambda
A compute service that lets you run code without provisioning or managing servers. Lambda runs your code on a high-availability compute infrastructure and performs all of the administration of the compute resources, including server and operating system maintenance, capacity provisioning and automatic scaling, code monitoring, and logging.
What are the 4 ways to pay for EC2?
On-Demand
Spot
Reserved
Dedicated
What is On-Demand in the EC2 pricing model?
Least Commitment
default for EC2 instance
low cost and flexible
only pay per hour or minute based on EC2 instance type
no up-front cost & no long term commitment
short-term, spiky, unpredictable workloads
cannot be interrupted
For first-time apps
What is Spot in the EC2 pricing model?
Biggest Savings
request spare computing capacity
flexible start and end times
can handle interruptions (server randomly stopping and starting)
for non-critical background jobs
What is Reserved Instance in the EC2 pricing model?
Best Long-Term
steady-state or predictable usage or require reserved capacity
commit to EC2 over a 1-3 year term (longer terms = more savings)
can resell unused reserved instances
What is Dedicated in the EC2 pricing model?
Most Expensive
dedicated servers
can be on-demand or reserved (up to 70% off)
when you need a guarantee of isolate hardware (enterprise requirements)
Can RIs be shared?
Reserved Instances (RI) can be shared between multiple accounts within an org.
What AWS services are free?
IAM - Identity Access Management
Amazon VPC
Auto Scaling
Cloud Formation
Elastic Beanstalk
Opsworks
Amplify
AppSync
CodeStar
Organizations and Consolidated Billing
AWS Cost Explorer
What are the AWS support plans?
A
Basic
Developer
Business
Enterprise
What comes with the Basic AWS Support Plan?
Email support only for Billing and Account
7 Trusted Advisor Checks
What comes with the Developer AWS Support Plan?
Tech support via email
General Guidance
System Impaired
7 Trusted Advisor Checks
What comes with the Business AWS Support Plan?
Tech support via email
Tech support via chat and phone
General Guidance
System Impaired
Production System Impaired
Production System Down
All Trusted Advisor Checks
Third-party support
What comes with the Enterprise AWS Support Plan?
Tech support via email
Tech support via chat and phone
General Guidance
System Impaired
Production System Impaired
Production System Down
Business-Critical System Down
Personal Concierge
TAM (Technical Account Manager)
All Trusted Advisor Checks
Third-party support
What is AWS Marketplace?
A
A curated digital catalog with thousands of software listings from independent software vendors. Find, buy, test, and deploy software that already runs on AWS.
What is AWS Trusted Advisor?
AWS Trusted Advisor is an online tool that provides you real-time guidance to help you provision your resources following AWS best practices. Trusted Advisor checks help optimize your AWS infrastructure, improve security and performance, reduce your overall costs, and monitor service limits.
What are the AWS Trusted Advisor categories?
Cost Optimization
Performance
Security
Fault Tolerance
Service Limits
What is consolidated billing?
One bill for all your accounts. For billing, AWS treats all accounts in an organization as if they were one account. You can designate one master account. No extra charge.
What is cost explorer?
A
Tool to visualize, understand, and manage your AWS costs and usage over time. Default reports and custom reports. Can filter and group.
What is cost explorer forecasting?
Gives an idea of future costs
What are the six advantages of cloud computing?
Trade capital expense (CAPEX) for operational expense (OPEX)
Benefit from massive economics of scale
Stop guessing capacity
Increase speed and agility
Stop spending money running and maintaining data centers
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