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AWS-SysOps-SOA-C01 – AWS Certified SysOps Administrator (SOA-C01)

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Showing 10–12 of 20 questions

Question 10

You have two Elastic Compute Cloud (EC2) instances inside a Virtual Private Cloud (VPC) in the same Availability Zone (AZ) but in different subnets. One instance is running a database and the other instance an application that will interface with the database. You want to confirm that they can talk to each other for your application to work properly. Which two things do we need to confirm in the VPC settings so that these EC2 instances can communicate inside the VPC? (Choose two.)

Select all that apply, then click Submit answer.

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    A network ACL that allows communication between the two subnets.
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    Both instances are the same instance class and using the same Key-pair.
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    That the default route is set to a NAT instance or internet Gateway (IGW) for them to communicate.
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    Security groups are set to allow the application host to talk to the database on the right port/protocol.
Question 11

A user has launched an EC2 instance and deployed a production application in it. The user wants to prohibit any mistakes from the production team to avoid accidental termination. How can the user achieve this?

Select an option, then click Submit answer.

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    The user can the set DisableApiTermination attribute to avoid accidental termination
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    It is not possible to avoid accidental termination
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    The user can set the Deletion termination flag to avoid accidental termination
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    The user can set the InstanceInitiatedShutdownBehavior flag to avoid accidental termination
Question 12

A user is accessing RDS from an application. The user has enabled the Multi AZ feature with the MS SQL RDS DB. During a planned outage how will AWS ensure that a switch from DB to a standby replica will not affect access to the application?

Select an option, then click Submit answer.

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    RDS will have an internal IP which will redirect all requests to the new DB
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    RDS uses DNS to switch over to stand by replica for seamless transition
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    The switch over changes Hardware so RDS does not need to worry about access
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    RDS will have both the DBs running independently and the user has to manually switch over