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Which cloud service model requires you to configure the virtual machines and install the operating system yourself?

easy📝 Conceptual Q1 of 15
AWS - Cloud Computing Fundamentals
Which cloud service model requires you to configure the virtual machines and install the operating system yourself?
ASoftware as a Service (SaaS)
BPlatform as a Service (PaaS)
CInfrastructure as a Service (IaaS)
DFunction as a Service (FaaS)
Step-by-Step Solution
Solution:

  1. Step 1: Identify control level

    IaaS provides virtualized hardware resources but requires users to manage OS and software.

  2. Step 2: Exclude other models

    PaaS and SaaS abstract OS management; FaaS is event-driven code execution.

  3. Final Answer:

    Infrastructure as a Service (IaaS) -> Option C

  4. Quick Check:

    Users manage OS in IaaS, not in PaaS or SaaS [OK]
Quick Trick: IaaS means you manage OS and VMs yourself [OK]
Common Mistakes:
MISTAKES
  • Confusing PaaS with IaaS regarding OS management
  • Assuming SaaS requires OS installation
  • Mixing FaaS with IaaS

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