Cloud Computing — definition?
On-demand delivery of IT resources via the internet.
Infrastructure as software — role?
Manages resources through programmable, software interfaces.
Traditional vs Cloud — difference?
Traditional relies on physical hardware; cloud is flexible, software-managed.
Cloud service models — types?
IaaS, PaaS, SaaS.
Deployment strategies — examples?
Cloud, hybrid, on-premises.
AWS and traditional IT — relation?
AWS offers virtualized, scalable resources replacing physical hardware.
Advantages of cloud — key?
Cost efficiency, scalability, speed, global reach.
Cost benefits — how?
Pay-as-you-go model reduces upfront CapEx.
Scalability benefits — how?
Automatic, elastic resource adjustment based on demand.
Introduction to AWS — what?
Leading cloud platform with global infrastructure and services.
Data centers — location?
Owned by providers, distributed worldwide.
Elastic scaling — mechanism?
Automatically adjusts resources to match demand.
Traditional hardware cycle — length?
Long, involving procurement, installation, and maintenance.
Cloud provisioning time?
Minutes, much faster than weeks or months.
Cloud deployment — benefit?
Rapid, global application deployment.
AWS security groups — function?
Control inbound/outbound traffic for EC2 instances.
Network ACLs — role?
Filter traffic at subnet level in VPCs.
AWS pay-as-you-go — model?
Billing based on actual resource usage.
Cloud vs CapEx/OpEx — difference?
Cloud shifts costs from CapEx to flexible OpEx.
Global AWS Regions — purpose?
Enable low-latency, worldwide deployment of applications.
Testez vos connaissances avec un QCM de 10 questions sur Introduction to Cloud Computing.
1. How can adopting an 'Infrastructure as Software' approach improve operational agility in a cloud environment?
2. What is a defining characteristic of a cloud deployment model?
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