Terms and Definitions AWS

What is the On-Demand pricing model in AWS?

Pay-as-you-go, flexible use.

What is the Reserved pricing model in AWS?

Long-term commitment, cost savings.

What is the Spot pricing model in AWS?

Cheapest option, interruptible compute.

What is the Dedicated pricing model in AWS?

Isolated hardware, compliance-focused.

What does AWS Config do?

Tracks and evaluates resource configurations over time for compliance, audit, and drift detection.

What is the purpose of AWS CloudWatch?

Monitors metrics, logs, and alarms related to performance and health.

What functionality does AWS CloudTrail provide?

Logs API calls and user activity for governance and security auditing.

What is AWS SNS used for?

Sends notifications and messages; not used for auditing configurations.

What is AWS Inspector?

An automated security vulnerability assessment tool.

What does AWS Auto Scaling do?

Automatically adjusts compute resources based on demand.

What is the function of AWS ELB?

Distributes traffic among multiple targets.

What are AWS EC2 instances?

Resizable virtual servers in the AWS cloud.

What does AWS WAF do?

Acts as a Web Application Firewall blocking malicious web traffic.

What is the role of AWS Trusted Advisor?

Provides cost and best practice recommendations.

What is AWS Shield?

Managed DDoS protection for AWS resources.

What is the function of AWS Multi-AZ?

Provides automatic standby and failover across zones.

What does IAM stand for in AWS?

Identity and Access Management; manages AWS identities and permissions.

What is a Security Group in AWS?

An instance-level firewall controlling traffic.

What is an ACL in AWS?

Subnet-level network access control list.

What is PostgreSQL?

An advanced, open-source, extensible SQL database.

What is Amazon Aurora?

AWS-managed, high-performance, cloud-optimized database.

What is MariaDB?

A community-driven, open-source MySQL fork database.

What does redundancy mean in AWS context?

Duplication of critical components to ensure system availability.

What is S3 Transfer Acceleration?

Speeds up S3 transfers using edge locations.

What is the purpose of the AWS Pricing Calculator?

Estimates AWS service costs accurately.

What is AWS EMR?

Big data processing using Hadoop/Spark.

What is the function of AWS Storage Gateway?

Hybrid storage for on-premise integration.

What does AWS Snowball do?

A physical data transfer appliance.

What is AWS Redshift?

A fully managed cloud data warehouse.

What is a Resource in AWS?

An object to which permissions apply.

What is the definition of a Role in AWS?

An identity with associated permissions.

What is a Policy in AWS?

A document defining formal permissions.

What does Permission mean in AWS?

The granted ability to perform actions.

What is Amazon DynamoDB?

A managed NoSQL database service.

What is Amazon Lambda?

Serverless compute; provides no server access.

What is the main characteristic of Amazon EC2?

Virtual servers with full admin control.

What is the purpose of Amazon S3?

A scalable object storage service.

What is Chef in the AWS context?

A configuration management tool using Ruby DSL.

What is Puppet?

An automated configuration management tool using declarative language.

What does Container service do in AWS?

Manages containerized applications.

What is OpsWorks?

Configuration management using Chef/Puppet.

What is Elastic Beanstalk?

A platform for easily deploying and managing applications.

What does CloudFormation do?

Allows for Infrastructure as code for resource provisioning.

What is an AMI (Amazon Machine Image)?

A pre-configured template for launching instances.

Who is responsible for Security of the Cloud?

Amazon is responsible.

Who is responsible for Security in the Cloud?

Customers are responsible.

What is Amazon ElastiCache?

An in-memory caching service for faster responses.

What does Amazon Simple Workflow Service do?

Builds and manages scalable workflows.

What are Cost Allocation Tags?

Metadata for cost tracking and reporting.

What defines an Availability Zone?

Isolated data center clusters within a region.

What is an Edge Location?

Distributed sites that deliver cached content.

What is AWS Snowcone?

A portable, rugged, and secure device for edge computing and data transfer.