Cloud History Flashcards

1
Q

1950s: The Beginnings

A

Notes - 1950s - Mainframe Era
Mainframes with high processing power introduced.
Concept of Time-Sharing/Resource Pooling: Multiple users accessing a single mainframe.

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2
Q

1970s: The Rise of Virtualization

A

Notes - 1970s - Virtualization Emerges
Introduction of Virtual Machine (VM) Operating Systems.
Mainframes could host multiple VMs, simulating separate computing environments on the same hardware.

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3
Q

Late 20th Century: Hardware and Internet Developments

A

Notes - Late 20th Century - Server Virtualization
Shift towards virtualized servers due to high hardware costs and internet growth.
Development of shared hosting, virtual private servers, and virtual dedicated servers.

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4
Q

Hypervisors and Shared Resources

A

Notes - Hypervisors - Resource Management
Introduction of hypervisors: software allowing multiple OS to run on a single physical server.
Hypervisors manage resource allocation, maintaining isolation and security among VMs.

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5
Q

The Birth of Modern Cloud Computing

A

Notes - Modern Cloud Computing
Emergence of Pay-as-You-Go/Utility Computing Model: Users pay only for the resources they use.
Transition from Capital Expenditure (CapEx) to Operational Expense (OpEx) model.
Enhanced scalability and flexibility, allowing resource scaling based on demand.

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6
Q

Cloud Services Providers

A

IBM Cloud, Google Cloud, Microsoft Azure, AWS (Amazon Web Services), Oracle Cloud, Salesforce, Alibaba Cloud, SAP

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