Question 381
Which of the following rules must be added to a mount target security group to access Amazon Elastic File System (EFS) from an on-premises server?
A. Configure an NFS proxy between Amazon EFS and the on-premises server to route traffic.
B. Set up a Point-To-Point Tunneling Protocol Server (PPTP) to allow secure connection.
C. Permit secure traffic to the Kerberos port 88 from the on-premises server.
D. Allow inbound traffic to the Network File System (NFS) port (2049) from the on-premises server.
Question 382
Which of the following is true of Amazon EBS encryption keys?
A. Amazon EBS encryption uses the Customer Master Key (CMK) to create an AWS Key Management Service (AWS KMS) master key.
B. Amazon EBS encryption uses the EBS Magnetic key to create an AWS Key Management Service (AWS KMS) master key.
C. Amazon EBS encryption uses the EBS Magnetic key to create a Customer Master Key (CMK).
D. Amazon EBS encryption uses the AWS Key Management Service (AWS KMS) master key to create a Customer Master Key (CMK).
Question 383
A user is creating a snapshot of an EBS volume. Which of the below statements is incorrect in relation to the creation of an EBS snapshot?
A. Its incremental
B. It is a point in time backup of the EBS volume
C. It can be used to create an AMI
D. It is stored in the same AZ as the volume
Question 384
A user is running a critical batch process which runs for 1 hour and 50 mins every day at a fixed time. Which of the below mentioned options is the right instance type and costing model in this case if the user performs the same task for the whole year?
A. Instance store backed instance with spot instance pricing.
B. EBS backed instance with standard reserved upfront instance pricing.
C. EBS backed scheduled reserved instance with partial instance pricing.
D. EBS backed instance with on-demand instance pricing.
Question 385
A user has created a launch configuration for Auto Scaling where CloudWatch detailed monitoring is disabled. The user wants to now enable detailed monitoring.
How can the user achieve this?
A. Update the Launch config with CLI to set InstanceMonitoringDisabled = false
B. The user should change the Auto Scaling group from the AWS console to enable detailed monitoring
C. Create a new Launch Config with detail monitoring enabled and update the Auto Scaling group
D. Update the Launch config with CLI to set InstanceMonitoring.Enabled = true
Question 386
A user is sending a custom metric to CloudWatch. If the call to the CloudWatch APIs has different dimensions, but the same metric name, how will CloudWatch treat all the requests?
A. It will reject the request as there cannot be a separate dimension for a single metric.
B. It will group all the calls into a single call.
C. It will treat each unique combination of dimensions as a separate metric.
D. It will overwrite the previous dimension data with the new dimension data.
Question 387
What is the maximum number of data points for an HTTP data request that a user can include in PutMetricRequest in the CloudWatch?
A. 30
B. 50
C. 10
D. 20
Question 388
You have set up a huge amount of network infrastructure in AWS and you now need to think about monitoring all of this. You decide CloudWatch will best fit your needs but you are unsure of the pricing structure and the limitations of CloudWatch.
Which of the following statements is TRUE in relation to the limitations of CloudWatch?
A. You get 10 CloudWatch metrics, 10 alarms, 1,000,000 API requests, and 1,000 Amazon SNS email notifications per customer per month for free.
B. You get 100 CloudWatch metrics, 100 alarms, 10,000,000 API requests, and 10,000 Amazon SNS email notifications per customer per month for free.
C. You get 10 CloudWatch metrics, 10 alarms, 1,000 API requests, and 100 Amazon SNS email notifications per customer per month for free.
D. You get 100 CloudWatch metrics, 100 alarms, 1,000,000 API requests, and 1,000 Amazon SNS email notifications per customer per month for free.
Question 389
A user is trying to send custom metrics to CloudWatch using the PutMetricData APIs. Which of the below mentioned points should the user needs to take care while sending the data to CloudWatch?
A. The size of a request is limited to 8KB for HTTP GET requests and 40KB for HTTP POST requests
B. The size of a request is limited to 16KB for HTTP GET requests and 80KB for HTTP POST requests
C. The size of a request is limited to 128KB for HTTP GET requests and 64KB for HTTP POST requests
D. The size of a request is limited to 40KB for HTTP GET requests and 8KB for HTTP POST requests
Question 390
You set up your first Lambda function and want to set up some Cloudwatch metrics to monitor your function. Which of the following Lambda metrics canCloudwatch monitor?
A. Total requests only
B. Status Check Failed, total requests, and error rates
C. Total requests and CPU utilization
D. Total invocations, errors, duration, and throttles
