Q. Consider the following statements:
1.Infrastructure as a Service (IaaS) provides only the software applications, while the client manages the underlying hardware and operating systems.
2.Platform as a Service (PaaS) allows developers to deploy applications without the complexity of buying and managing the underlying hardware and software layers.
3.Software as a Service (SaaS) requires the end-user to perform regular technical maintenance and server configurations.
Which of the statements given above is correct?

[A] 1 only

[B] 2 only

[C] 3 only

[D] None of the above

Answer: B
Notes:

Explanation:

  • Statement 1 is incorrect: In IaaS, the provider manages the hardware; the client manages the OS and apps.
  • Statement 2 is correct: PaaS provides a framework (like AWS Elastic Beanstalk) where developers focus on coding, not infrastructure.
  • Statement 3 is incorrect: SaaS (like Gmail) is fully managed by the provider; users perform no maintenance.
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