The spending and billing of services or products as needed. & Expenses are deducted in the same year.

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Diese Lernkarten bieten einen umfassenden Überblick über die Grundlagen der Cloud-Computing-Dienste und -Modelle, geeignet für Anfänger und Fortgeschrittene. Sie decken Themen wie die verschiedenen Cloud-Services (IaaS, PaaS, SaaS), die Vorteile der Cloud (Skalierbarkeit, Elastizität, globale Reichweite) und die Unterschiede zwischen öffentlichen, privaten und hybriden Cloud-Modellen ab. Besonders nützlich für IT-Profis und Organisationen, die ihre Infrastruktur verwalten und optimieren möchten, um Kosten zu senken und die Effizienz zu steigern.

Cartes-fiches

Utilisateurs

Langue

Allemand

Catégorie

Technique

Niveau

Autres

Créé / Mis à jour

11.08.2022 / 02.06.2025

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What is cloud computing

Is the delivery of computing services over the internet, enabling faster innovation, flexible resources, and economies of scale.

Basic components of cloud computing

Compute, Networking, Storage, Analytics

3 major attributes of Private Cloud

Organizations create a cloud environment in their datacenter.

Accessed via secure network connection (typically over the internet).

Organization is responsible for operating the services they provide.

Does not provide access to users outside of the organization.

3 major attributes of Public Cloud

Owned by cloud services or hosting provider.

Provides resources and services to multiple organizations and users.

Accessed via secure network connection (typically over the internet).

Organization is responsible for operating the services they provide.

Cloud model comparison: Public Cloud

No capital expenditures to scale up.

Hardware must be purchased for start-up and maintenance.

Applications can be quickly provisioned and deprovisioned.

Organizations pay only for what they use.

Cloud model comparison: Private Cloud

No capital expenditures to scale up.

Hardware must be purchased for start-up and maintenance.

Organizations have complete control over resources and security.

Organizations are responsible for hardware maintenance and updates.

Cloud model comparison: Hybrid Cloud

Provides the most flexibility.

No capital expenditures to scale up.

Organizations control security, compliance, or legal requirements.

Organizations determine where to run their applications.

Cloud Benefits

High availabilityScalabilityElasticityFaulttoleranceGlobal reachCustomer latency capabilitiesAgilityPredictive cost considerations

Attributes to "CapEx"

The up -front spending of money on physical infrastructure.

The spending and billing of services or products as needed.

Costs from CapExhave a value that reduces over time

Expenses are deducted in the same year.

Attributes to "OpEx"

The up -front spending of money on physical infrastructure.

The spending and billing of services or products as needed.

Costs from CapExhave a value that reduces over time

Expenses are deducted in the same year.

Describe main attributes of Consumption based model

Cloud service providers operate on a consumption-based model, which means that end users only pay for the resources that they use. Whatever they use is what they pay for.

Advantages of the Consumption-based model

The spending and billing of services or products as needed.

Better cost prediction

Billing is based on actual usage

Prices for individual resources and services are provided

Describe Infrastructure as a Service (IaaS)

Build pay-as-you-go IT infrastructure by renting servers, virtual machines, storage, networks, and operating systems from a cloud provider.

What encompasses Infrastructure as a Service (IaaS)?

Servers and storage

Networking firewalls and security

Operating systems

Datacenter physical plant and building.

Describe Platform as a Service (PaaS)

Provides environment for building, testing, and deploying software applications; without focusing on managing underlying infrastructure.

What encompasses Platform as a Service (PaaS)?

Networking firewalls and security

Operating systems

Development tools, database management, and business analytics

Datacenter physical plant and building.

Describe Software as a Service (SaaS)

Users connect to and use cloud-based apps over the internet: for example, Microsoft Office 365, email, and calendars.

What encompasses Software as a Service (SaaS)

Hosted applications and apps

Plattform as a Service (PaaS)

Infrastructure as a Service (IaaS)

Datacenter physical plant and building.

Which Cloud service comparison is correct?

PaaSFocus on application development.Platform management is handled by the cloud provider.

IaaSYou configure and manage the hardware for your application.The most flexible cloud service.

SaaSPay-as-you-go pricing model.Users pay for the software they use on a subscription model.

PaaSYou configure and manage the hardware for your application.The most flexible cloud service.

Shared responsibility model. Which responsibilities apply to to following picture?

You Manage (Green)

Cloud Prover Manages (Blue)

You Manage (Blue)

Cloud Prover Manages (Green)

Shared responsibility model. Which responsibilities apply to to following picture?

You Manage

Cloud Prover Manages

You Manage (Blue)

Cloud Prover Manages (Green)

Shared responsibility model. Which responsibilities apply to to following picture?

You Manage (Blue)

Cloud Prover Manages (Green)

You Manage

Cloud Prover Manages

Shared responsibility model. Which responsibilities apply to to following picture?

You Manage (Blue)

Cloud Prover Manages (Green)

You Manage (Green)

Cloud Prover Manages (Blue)

major attributes of Hybrid Cloud

Combines Public and Private clouds to allow aplications to run in the most appropriate location

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