Test 4 Flashcards
What does the Server Access Logging feature in S3 provide?
requestor, bucket name, request time, request action, response status, and error code information
What service can coordinate multiple AWS services into serverless workflows?
AWS Step Functions
What 2 steps will you take to automatically restart EC2 instances whenever a simple restart will resolve an error?
- First, look at the existing Cloudwatch logs for keywords matching the error to create a custom metric.
- Second, create a Cloudwatch alarm for that metric which invokes a restart action
What would you use to uniquely identify all of your AWS resources that will allow them to specify a resource unambiguously across all of AWS, such as in IAM policies, Amazon Relational Database Service (Amazon RDS) tags, and API calls.
Amazon Resource Name (ARN)
What is the maximum ratio of provisioned IOPS to requested volume size in Gibibyte?
50:1 so for 10 GiB volume, request 500 iops
If you need to provide high availability and fault tolerance to an app that has a ALB and 2 tiers (app and db) that cannot be in the same subnet, how many subnets will you need?
6: - ALB is in a public subnet - App serubnetsver is in a priavte subnet - DB is in a private subnet 3x2 (Availability zones) = 6 subnets
How do you handle disaster recovery in a Redshift Cluster?
Enable Cross Region Snapshots Copy in your cluster.
What is the most efficient way to collect and analyze logs from the instances with minimal effort?
Install the unified Cloudwatch logs agent in each instance which will automatically collect and push logs to Cloudwatch. You can then analyze the logs with Cloudwatch Insights.
What solution can be easily implemented to alert a Lambda function of new entries in a DynamoDB while requiring minimal configuration change to your architecture?
Enable DynamoDB Streams to capture table activity and automatically trigger the Lambda function
What service allows you to deploy a custom shell script to all of your instances?
User data for passing in scripts
What are the 2 enhanced monitoring metrics that Amazon CloudWatch provides for Amazon RDS DB instances?
- RDS child processes
- OS Processes
Where can you safely import the SSL/TLS certificate of your application?
- AWS Certificate Manager
- IAM Certificate Store
What website URL will be assigned to the S3 bucket named johnmac81?
johnmac81.s3-website–amazonaws.com
What service would you use to trace and analyze user requests as they travel through your Amazon API Gateway APIs to the underlying services.
AWS X-Ray
What service would you use if you require a durable storage service that is able to handle future increases in storage capacity and can provide the lowest-latency access to data.
EBS
