☁️ Cloud Concepts
What cloud benefit allows AWS resources to automatically grow or shrink based on demand?
Scalability
What AWS infrastructure component is a physical geographic location, such as us-east-1?
Region
Which AWS service provides resizable virtual servers in the cloud?
Amazon EC2
Which AWS storage service is object-based and commonly used for backups and media files?
Amazon S3
What AWS service controls user access and permissions?
AWS Identity and Access Management (IAM)
Which cloud advantage allows companies to pay only for what they use instead of buying hardware upfront?
Pay-as-you-go pricing (OpEx model)
What is an Availability Zone?
One or more data centers within a region designed for fault isolation
Which AWS compute service runs code without provisioning or managing servers?
AWS Lambda
Which storage service is attached to EC2 instances like a hard drive?
Amazon EBS
What IAM feature provides an additional layer of login security?
Multi-Factor Authentication (MFA)
What term describes the ability to quickly provision IT resources with minimal effort?
Agility
Which AWS infrastructure component is used to deliver content with low latency worldwide?
Edge Location
Which service is best for deploying applications without worrying about the underlying infrastructure?
AWS Elastic Beanstalk
Which S3 storage class is designed for long-term archival with the lowest cost?
S3 Glacier
According to the Shared Responsibility Model, who is responsible for securing the cloud infrastructure?
AWS
What is the difference between elasticity and scalability?
Elasticity automatically adjusts resources in real time
Scalability is the ability to increase or decrease capacity over time
Why does AWS recommend deploying applications across multiple Availability Zones?
For high availability and fault tolerance
Which compute service charges based on execution time rather than server uptime?
AWS Lambda
Which AWS storage service is best for shared file systems across multiple EC2 instances?
Amazon EFS
Who should NOT be used for daily administrative tasks?
The AWS root user
Moving from on-premises servers to AWS mainly converts which type of expense?
Capital Expenditure (CapEx) to Operational Expenditure (OpEx)
Why are some AWS services not available in every Region?
Because availability depends on demand, cost, and regional infrastructure capabilities.
A company wants full control over the operating system. Which compute service should they use?
Amazon EC2
How does Amazon S3 handle increasing storage needs over time?
It automatically scales without capacity planning.
What IAM component allows AWS services to access other AWS services securely?
IAM Role