Quiz questions Flashcards
In RDS, what is the max value I can set for backup retention period?
35 days
Are automated backups enabled by default for a new DB instance?
Yes / true
Can a reserved instance be moved to another region?
No
In RDS, what’s the max size for a Microsoft SQL Server Express DB instance?
10GB per database
Can I force a failover for any RDS instance that has Multi-AZ turned on?
Yes
Are you allowed to conduct vuln scans within a VPC?
Yes, but alert AWS support first
What are the AWS support levels?
Basic, Developer, Business, Enterprise
How many copies of my data does RDS Aurora store by default?
6
What’s the max response time for a Business Level Premium Support Case?
1 hour
What types of RDS databases are currently available?
MySQL, MariaDB, Postgres, Oracle and SQL Server
Can a reserved instance be moved to another AZ?
Yes
True/False: S3 buckets in all other regions (except US standard) do not provide eventual consistency for overwrite PUTS and DELETES
False
When creating an RDS instance, you can select which AZ in which to deploy your instance
True
What block size does Redshift use for its columnar storage?
1024KB / 1MB
What additional steps should you take to ensure a DynamoDB database has redunancy?
Nothing. DynamoDB data is automatically replicated across multiple availability zones.
True/False: Can new subnets in a custom VPC communicate with each other by default?
True
Which of the following is not a valid config for AWS storage gateway?
- Gateway-cached volumes
- Gateway-accessed volumes
- Gateway-stored volumes
- Gateway-Virtual Tape Library
Gateway-accessed volumes
What’s a good AWS product to consume big data - social feeds, news feeds, logs?
Kinesis
What’s a good AWS product for processing business intelligence data?
Redshift
What’s a good AWS product for processing big data?
Elastic Map Reduce
Can VPC peering be used between AZ’s?
Yes, but you cannot use VPC peering across regions.
Does VPC peering support transitive peering?
No ; you must directly peer two VPC’s to allow them to communicate
What are the four pillars of the well-architected framework?
Security
Reliability
Performance Efficiency
Cost Optimsation
What are the valid methods for encrypting S3 data?
SSE-S3
SSE-C
SSE-KMS
Client encryption (eg, ObjectiveFS or Amazon S3 encryption client)
In the VPC context, what is stateless?
Network ACLs are stateless and therefore do not automatically allow response traffic
In the VPC context, what is stateful?
Responses to allowed inbound traffic are allowed to flow outbound regardless of outbound rules
When using ACL’s, are corresponding rules automatically added?
No. You must explicitly define both inbound and outbound rules for network ACL’s.
