Cloud info Flashcards

1
Q

most common deployment model. IT infrastructure is owned and managed by a CSP. Located in a remote datacenter. There are 2 variants

A

Shared public cloud
Dedicated public cloud

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2
Q
  • Many organizations share common resources.
  • Each org is only aware of its own account
  • Their own tenant is within a Multi-tenant environment
A

Shared public cloud

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3
Q

a 3rd party owns stored in a remote location

  • Dedicated physical infrastructure
  • Higher cost
  • Better security, performance, customization
  • Advantages
  • Lower cost than having your own private cloud
  • No maintenance
  • Near-unlimited scalability
  • High reliability (SLA)
A

Dedicated public cloud

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4
Q
  • It infrastructure owned and managed by the organization
  • Can appear identical to their end users as a public cloud
  • One variant known as Hosted Private Cloud (my servers that I own, hosted by someone else’s datacenter/CSP)
  • Advantages
    • More flexibility
    • Improved security
    • High scalability, higher but not unlimited
A

Private Cloud

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5
Q
  • Combines public with private cloud or on-premises
  • Run applications at the most appropriate location
  • Can provide failover capabilities
    • Cloud bursting – service gets hit, can’t handle workload, can burst temporarily out to Azure; or failover capabilities
A

Hybrid Cloud

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6
Q
  • Economy
    • Hardware
    • Upgrades
    • Software
    • Data center environment
    • Network
    • Redundancy (SLA)
    • Personnel
    • Consolidation
    • Scalability
      • Vertical scaling – know differences. We add resources to a machine (RAM)
      • Horizontal scaling – rather than increase the performance of a single VM, I will scale out to more VMs
    • Reliability
    • Manageability
  • Security – making sure tenants are segregated
A

Advantages of Cloud Computing

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