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A startup wants to deploy a web app quickly without managing servers but needs to customize the runtime environment and database. Which cloud service model is most suitable?

hard📝 Best Practice Q8 of 15
AWS - Cloud Computing Fundamentals
A startup wants to deploy a web app quickly without managing servers but needs to customize the runtime environment and database. Which cloud service model is most suitable?
AOn-premises deployment
BInfrastructure as a Service (IaaS)
CSoftware as a Service (SaaS)
DPlatform as a Service (PaaS)
Step-by-Step Solution
Solution:
  1. Step 1: Identify requirements

    Startup wants no server management but needs environment customization.
  2. Step 2: Match with service models

    PaaS allows app deployment with runtime and DB customization without server management.
  3. Step 3: Exclude other options

    IaaS requires server management; SaaS lacks customization; on-premises requires full management.
  4. Final Answer:

    Platform as a Service (PaaS) -> Option D
  5. Quick Check:

    PaaS balances customization and server management abstraction [OK]
Quick Trick: PaaS = customize apps without managing servers [OK]
Common Mistakes:
MISTAKES
  • Choosing IaaS despite wanting no server management
  • Assuming SaaS allows runtime customization
  • Ignoring on-premises complexity

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