SOA-C01 Exam Dumps : AWS Certified SysOps Administrator - Associate

A medical imaging company needs lo process large amounts of imaging data in real time using a specific instance type. The company wants to guarantee sufficient resource capacity for 1 year

Which action will meet these requirements in the MOST cost-effective manner?

A company has mandated the use of multi-factor authentication (MFA) for all 1AM users, and requires users to make all API calls using the CLI. However, users are not prompted to enter MFA tokens, and are able to run CLI commands without MFA. In an attempt to enforce MFA. the company attached an 1AM policy to all users that denies API calls that have not been authenticated with MFA.

What additional step must be taken to ensure that API calls are authenticated using MFA?

A SysOps Administrator is maintaining an application that runs on Amazon EC2 instances behind an application Load Balancer (ALB). Users are reporting errors when attempting to launch the application. The administrator notices an increase in the httpcode_ELS_5xx_Count Amazon CloudWatch metric for the load balancer.

What is the possible cause for this increase?