WorksheetsEY Masters
Total questions: 10
Worksheet time: 10mins
A single Amazon VPC can span multiple Regions.
A. True
B. False
What action must you take to make a subnet “public”?
A.Route outbound traffic from the subnet.
B.Route inbound traffic from the internet gateway.
C.Route outbound traffic to the internet gateway.
D.Subnets are public by default.
What function does the NAT gateway serve?
A.Load balances incoming traffic to multiple instances
B.Allows internet traffic initiated by private subnet instances
C.Allows instances to communicate between subnets
D.Increases security for instances in a public subnet
Which ports are open by default when you create a new security group?
Nothing allowed inbound
Nothing allowed outbound
Anything allowed inbound
Which of the following is true of AMIs?
AMIs can specify the subnets for launch
AMIs can only be used by users within a single account
You can launch multiple instances from a single AMI
AMIs can only be obtained from the AWS Marketplace
How can you change a running instance type to a new generation?
Stop the instance, change the instance type, and start the instance
Create a launch configuration with the new instance type and set the original instance as the target
Select the new instance type using the AWS CLI or console while the instance is running
Place a support request for a new instance type
What is a benefit of using Amazon RDS in a Multi-AZ configuration?
Delivers two live copies of the database running concurrently
Provides automatic failover across Availability Zones
Provides automatic cross-Region replication
Eliminates the need for read replicas
What type of storage does Amazon Redshift use?
Key-value pairs
Row-based storage
JSON
Columnar storage
What is a CloudFormation stack?
The resources generated by a template
The resources identified as drifted
A condition when resources are added on top of each other
The properties of a single resource
Which section is required in a CloudFormation template?
Mappings
Metadata
Output
Resources
