A company uses AWS EC2 instances to run their applications and manages the operating system and software updates themselves. Which cloud service model does this represent?

medium📝 Predict Output Q4 of 15

AWS - Cloud Computing Fundamentals

AInfrastructure as a Service (IaaS)

BPlatform as a Service (PaaS)

CSoftware as a Service (SaaS)

DDatabase as a Service (DBaaS)

Step-by-Step Solution

Solution:

Step 1: Identify service model from EC2 usage
EC2 provides virtual servers; managing OS and software means user controls infrastructure.
Step 2: Match with cloud models
This matches IaaS where infrastructure is rented but user manages OS and apps.
Final Answer:
Infrastructure as a Service (IaaS) -> Option A
Quick Check:
Manage OS on rented servers = IaaS [OK]

Quick Trick: EC2 + user manages OS = IaaS [OK]

Common Mistakes:

MISTAKES

Choosing SaaS thinking EC2 is software
Confusing PaaS with EC2 usage
Selecting DBaaS which is database only

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More AWS Quizzes

A company uses AWS EC2 instances to run their applications and manages the operating system and software updates themselves. Which cloud service model does this represent?

Step 1: Identify service model from EC2 usage

Step 2: Match with cloud models

Final Answer:

Quick Check:

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