AWS Quest 2 Test Flashcards
True or False: After an EC2 instance is provisioned, you can change compute capacity (for example, changing an EC2 from a T2.micro to an m5.large)
True
Which of the following instance types does not exist?
Instance types starting with a Q
Which of the following does not impact EC2 pricing?
Security Groups
How much notice do you receive before AWS will turn take back Spot instance resources
2 minutes
Which EC2 storage type is physically attached to the host computer?
Instance store volumes
Which of the following services allows us to audit user activity in our AWS account?
CloudTrail
Which of the following is not a default CloudWatch metric?
Percent memory utilization
What is the difference between CloudWatch basic monitoring and detailed monitoring?
Basic monitors metrics every 5 minutes while detailed monitors metrics every minute
Which EC2 pricing model is best for cost savings on interruptible workloads?
Spot
Which of the following is not a custom CloudWatch metric?
Percent CPU utilization
What is a secure way of connecting to a private EC2 instance?
Connecting to a public instance using a key and using ssh agent forwarding to connect to the private instance
Which port is used to SSH into an EC2 instance?
Port 22
Who do you always log in to EC2 instances as by default?
ec2-user
What command do you run in order to authenticate yourself to AWS on the command line and use the AWS CLI?
AWS configure
The ___ placement group is ideal for large, distributed workloads
Partitioned
True or False: The primary ENI attached to an EC2 instance can be detached and reassigned to another instance
false
Operating system bypass is supported on:
Linux
Which of the following does an ENI grant an EC2 instance?
- one public IP address
- A MAC address
- one or more private IP address
True or False: When your NFS file system is running low on space, you can allocate more storage without pausing the service.
false
Which of the following protocols does FSx for Windows and Lustre support for communication?
SMB
If you receive a capacity error when trying to launch instances in a cluster placement group, what does that mean?
The availability zone doesn’t currently have the resources to satisfy your demand
True or False: You can add EC2 instances into an existing placement group if there are instances available of the correct type in that availability zone
true
