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AWS Certified Developer - Associate Questions and Answers (Dumps and Practice Questions)



Question : You are trying to setup the schedule for AutoScaling. Where do you set the schedule in the AWS console?
: You are trying to setup the schedule for AutoScaling. Where do you set the schedule in the AWS console?
1. Scaling with schedule is not supported with the AWS console
2. In AutoScaling policy configuration
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4. In AutoScaling group creation


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Explanation: If the user wants to setup scaling with Schedule for AutoScaling, the user has to use CLI or Web Services. The AWS console does not support scaling with a schedule.




Question : You have instances registered for HadoopExam.com website with ELB configured through AutoScaling.
And now had setup the policy to scale up when the CPU utilization is above 50%. Which CPU utilization should AWS consider here?
: You have instances registered for HadoopExam.com website with ELB configured through AutoScaling.
1. Average statistics of 10 instances observed through CloudWatch metrics
2. Maximum CPU utilization out of the 10 instances
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4. The AutoScaling group average CPU utilization


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Explanation: The user can configure the AutoScaling group to automatically scale up and then scale down based on the various specified CloudWatch monitoring conditions. CloudWatch provides an average of the AutoScaling group metrics in this case.





Question : What happens when a you takes a snapshot of an EBS volume which is not the first snapshot taken of the volume?
: What happens when a you takes a snapshot of an EBS volume which is not the first snapshot taken of the volume?
1. It synchronously copies incremental data to S3
2. It copies all the written blocks which are on the volume
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4. It copies the whole EBS volume data to S3

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Explanation: When a user creates a snapshot of an EBS volume which is not the first, it asynchronously copies the modified data only. It does not copy the whole volume or all the data written to it, but just the modified one.
Only for the first snapshot it will copy all the data written on the volume and not copy the blank / empty blocks.



Related Questions

Question : Being a QuickTechie.com AWS Developer you have launched two EC instances in the same region with separate security groups.
How can the user define that he wants both instances to communicate internally on any port in the security group?

 : Being a QuickTechie.com AWS Developer you have launched two EC instances in the same region with separate security groups.
1. In the second instance allow inbound on port 0-65535 for the security group of the first instance
2. In the first instance allow inbound on port 0-65535 for the security group of the second instance
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4. By default each instance can talk to the other instance in the same region. It is not required to the configure security group


Question : Being a QuickTechie.com AWS Developer you have launched an EBS optimized instance with EC. Which of the below mentioned options is the correct statement?
 : Being a QuickTechie.com AWS Developer you have launched an EBS optimized instance with EC. Which of the below mentioned options is the correct statement?
1. The user will have a PIOPS based EBS volume
2. It will be launched on dedicated hardware in VPC
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4. It provides additional dedicated capacity for EBS IO


Question : Being a QuickTechie.com AWS Developer you have launched EC instances inside a placement group.
Which of the below mentioned statements is true with respect to the placement group?
 : Being a QuickTechie.com AWS Developer you have launched EC instances inside a placement group.
1. All instances must be in the same region
2. The placement group cannot have more than 5 instances
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4. All instances can be across multiple regions


Question : Being a QuickTechie.com AWS Developer you are trying to detach the EBS volume from an instance.
Which of the below mentioned options is not the right API to detach a volume from an instance?
 : Being a QuickTechie.com AWS Developer you are trying to detach the EBS volume from an instance.
1. ec2-detach-volume
2. ec2-dismount-volume
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4. detach-volume


Question : Being a QuickTechie.com AWS Developer you are accessing an EBS for the first time there can be a huge reduction in the I/O. How can the user avoid this?
 : Being a QuickTechie.com AWS Developer you are accessing an EBS for the first time there can be a huge reduction in the I/O. How can the user avoid this?
1. Pre-warm the EBS volumes as per the requirement
2. There is no decrease in the I/O performance the first time and the user can use it as it is
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4. Use a higher instance size which gives better I/O



Question : A user has enabled AutoScaling with ELB. The ELB has enabled connection drainage. If Auto Scaling wants to terminate an instance, what will it do?
 : A user has enabled AutoScaling with ELB. The ELB has enabled connection drainage. If Auto Scaling wants to terminate an instance, what will it do?
1. It will mark the instance deregistering and ELB will wait until the connection drainage timeout period
2. AutoScaling cannot work with ELB if connection drainage is enabled
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4. It initiates the termination process, ELB will wait till the inflight requests are completed