Amazon Web Services Related Exams
SOA-C01 Exam
A SysOps Administrator has created an Amazon EC2 instance using an AWS CloudFormation template in the us-east-1 Region. The Administrator finds that this template has failed to create an EC2 instance in the uswest-2 Region.
What is one cause for this failure?
A financial service company is running distributed computing software to manage a fleet of 20 servers for their calculations. There are 2 control nodes and 18 worker nodes to run the calculations. Worker nodes can be automatically started by the control nodes when required. Currently, all nodes are running on demand, and the worker nodes are uses for approximately 4 hours each day.
Which combination of actions will be most cost-effective? (Select Two)
An ecommerce site is using Amazon ElastiCache with Memcached to store session state for a web application and to cache frequently used data. For the last month, users have been complaining about performance. The metric data for the Amazon EC2 instances and the Amazon RDS instance appear normal, but the eviction count metrics are high.
What should be done to address this issue and improve performance?