While creating the wait condition resource in AWS CloudFormation, a SysOps Administrator receives the error `received 0 signals out of the 1 expected from the
EC2 instance`.
What steps should be taken to troubleshoot this issue? (Choose two.)
A. Confirm from the cfn logs that the cfn-signal command was successfully run on the instance.
B. Try to re-create the stack with a different IAM user.
C. Check that the instance has a route to the Internet through a NAT device.
D. Update the AWS CloudFormation stack service role to have iam:PassRole permission.
E. Delete the existing stack and attempt to create a new once.
#112
(Accuracy: 100% / 2 votes)
An organization has setup consolidated billing with 3 different AWS accounts. Which of the below mentioned advantages will organization receive in terms of the
AWS pricing?
A. The consolidated billing does not bring any cost advantage for the organization
B. All AWS accounts will be charged for S3 storage by combining the total storage of each account
C. The EC2 instances of each account will receive a total of 750*3 micro instance hours free
D. The free usage tier for all the 3 accounts will be 3 years and not a single year
#113
(Accuracy: 100% / 1 votes)
A company runs a multi-tier web application with two Amazon EC2 instances in one Availability Zone in the us-east-1 Region. A SysOps administrator must migrate one of the EC2 instances to a new Availability Zone.
Which solution will accomplish this?
A. Copy the EC2 instance to a different Availability Zone. Terminate the original instance.
B. Create an Amazon Machine Image (AMI) from the EC2 instance and launch it in a different Availability Zone. Terminate the original instance.
C. Move the EC2 instance to a different Availability Zone using the AWS CLI.
D. Stop the EC2 instance, modify the Availability Zone, and start the instance.
#114
(Accuracy: 100% / 1 votes)
A user wants to disable connection draining on an existing ELB. Which of the below mentioned statements helps the user disable connection draining on the ELB?
A. The user can only disable connection draining from CLI
B. It is not possible to disable the connection draining feature once enabled
C. The user can disable the connection draining feature from EC2 -> ELB console or from CLI
D. The user needs to stop all instances before disabling connection draining
#115
(Accuracy: 100% / 1 votes)
An e-commerce company hosts its website on the AWS us-west-1 region. It plans to create a special site for a promotion that should be visible only to shoppers from Canada.
What change should the SysOps Administrator make to the company's existing AWS setup to achieve this result?
A. Update the Amazon Route 53 record set to use a latency routing policy for the new site
B. Update the Application Load Balancer with a new host-based routing rule for the new site
C. Update the Amazon Route 53 record set to use a geolocation routing policy for the new site
D. Update the Application Load Balancer with a new path-based routing rule for the new site
#116
(Accuracy: 100% / 1 votes)
A user has setup Auto Scaling with ELB on the EC2 instances. The user wants to configure that whenever the CPU utilization is below 10%, Auto Scaling should remove one instance. How can the user configure this?
A. The user can get an email using SNS when the CPU utilization is less than 10%. The user can use the desired capacity of Auto Scaling to remove the instance
B. Use CloudWatch to monitor the data and Auto Scaling to remove the instances using scheduled actions
C. Configure CloudWatch to send a notification to Auto Scaling Launch configuration when the CPU utilization is less than 10% and configure the Auto Scaling policy to remove the instance
D. Configure CloudWatch to send a notification to the Auto Scaling group when the CPU Utilization is less than 10% and configure the Auto Scaling policy to remove the instance
#117
(Accuracy: 100% / 1 votes)
A user has launched a large EBS backed EC2 instance in the US-East-1a region. The user wants to achieve Disaster Recovery (DR. for that instance by creating another small instance in Europe. How can the user achieve DR?
A. Copy the running instance using the ג€Instance Copyג€ command to the EU region
B. Create an AMI of the instance and copy the AMI to the EU region. Then launch the instance from the EU AMI
C. Copy the instance from the US East region to the EU region
D. Use the ג€Launch more like thisג€ option to copy the instance from one region to another
#118
(Accuracy: 100% / 1 votes)
You are using ElastiCache Memcached to store session state and cache database queries in your infrastructure. You notice in CloudWatch that Evictions and
GetMisses are Doth very high.
What two actions could you take to rectify this? (Choose two.)
A. Increase the number of nodes in your cluster
B. Tweak the max_item_size parameter
C. Shrink the number of nodes in your cluster
D. Increase the size of the nodes in the duster
#119
(Accuracy: 100% / 1 votes)
A user has configured CloudWatch monitoring on an EBS backed EC2 instance. If the user has not attached any additional device, which of the below mentioned metrics will always show a 0 value?
A. DiskReadBytes
B. NetworkIn
C. NetworkOut
D. CPUUtilization
#120
(Accuracy: 100% / 1 votes)
Which method can be used to prevent an IP address block from accessing public objects in an S3 bucket?
A. Create a bucket policy and apply it to the bucket
B. Create a NACL and attach it to the VPC of the bucket
C. Create an ACL and apply it to all objects in the bucket
D. Modify the IAM policies of any users that would access the bucket