Wiley Pre-Assessment Flashcards
What is the scope of the ‘ReadOnlyAccess’ IAM manged policy?
Allows reading for any AWS resource. Remember, ANY!
What is a good AWS service that allows you to move session state from an EC2 instance?
DynamoDB
Minimal cost, shortest time offering for moving 2PB of data to cloud?
Snowball. Not snowmobile b/c snowmobile is intended for 10pb or more.
How to backup an RDS instance you are retiring?
Manually snapshot it. Auto backup feature does not create snapshot at time of deletion
Can you create a global secondary index in DynamoDB?
Yes.
How to POC/test a DynamoDB feature?
Download and use DynamoDB Local
List three things Elastic Beanstalk can do and one it can’t.
CAN:
- Notify account user of language runtime platform changes
- Display events per environment
- Show instance statuses per environment
CANT
- Perform automatic changes to AWS IAM policies
T/F: You can manually create files from the AWS console and move the file to CodeCommit
TRUE, although inefficient
T/F: You can sync S3 files to CodeCommit as a migration strategy.
FALSE
In a CodeBuild scenario in which you need to access large binary files, why would you opt to include these files in a container vs fetching and storing and copying these files from an S3 bucket?
The costs associated with retrieving the S3 objects for each build.
What happens when you update the name property of a bucket resource?
The resource is replaced
When does the AWS OpsWorks Stacks configure lifecycle event run?
On all instances in a stack when a single instance comes online or goes offline. This is so that all instances in a stack cane me made aware of the instance’s status.
Which AWS service can Simple Active Directory use to authenticate users? (WorkDocs, Cognito, Ec2, or S3?)
WorkDocs
You need to generate two real time reports. The first one reports on total sales per day for each customer. The second reports on the total sales per day for each product. Which AWS offerings and services can you use to generate these real time reports?
Ingest the data through Amazon Kinesis Data Streams. User Amazon Kinesis Data Analytics to query for sales per day for each product and sales per day for each customer using SQL queries. Feed the result into two new streams in Amazon Kinesis Firehose.
Everytime a customer orders something, you want to add it to the orders table in DynamoDB and send an email to the customer acknowledging their order. What is performant, cost effective way to trigger the order?
DynamoDB streams.
