While designing a solution for a client, in which of the below scenarios IaaS cannot be used?

Answer options:

A.IaaS cannot be used to Run testing and development
B.IaaS cannot be used to Perform big data analysis
C.IaaS cannot be used to Improve disaster recovery preparation
D.IaaS cannot be used to get Improved control on Operating System hosting your application

Correct Answer: D
Option A is Incorrect, as in the given scenario IaaS is a good choice, and hence the given statement is correct. IaaS can be used to Run testing and development.
Option B is Incorrect, as in the given scenario IaaS is a good choice, and hence the given statement is correct. IaaS can be used to Perform big data analysis.
Option C is Incorrect, as in the given scenario IaaS is a good choice, and hence the given statement is correct. IaaS can be used to Improve disaster recovery preparation.
Option D is Correct, as in the given scenario/statement is incorrect. While using IaaS the customer has control over theOperating System hosting your application. In PaaS and SaaS, the customer does not have control over the Operating System hosting the application.
Reference:
https://cloud.google.com/learn/what-is-iaas#section-5