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Answer: Provisioning EC2 instances, including OS installation, which is the company's responsibility after AWS provides the infrastructure.
When a company hosts its databases on Amazon EC2 instances, AWS is responsible for the underlying infrastructure, including the physical server, network, and storage resources. However, the customer is responsible for managing the databases, including database backups, database software patches, and operating system patches. The correct answer is D, 'Operating system installations,' as AWS provisions and manages the underlying operating system for EC2 instances, ensuring that it is installed and ready for customer use. The other options (A, B, and C) are responsibilities that typically fall on the customer, not AWS.
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What is AWS's responsibility regarding databases hosted on EC2 instances?
A
Managing database backups, which is primarily the company's task, though AWS offers tools for assistance.
B
Applying database software patches, a duty that falls on the company running the databases.
C
Providing security updates for infrastructure, with the company responsible for applying OS patches to EC2 instances.
D
Provisioning EC2 instances, including OS installation, which is the company's responsibility after AWS provides the infrastructure.