AWS SA Associate Practice Questions -14
Question 1:
What three attributes are selectable when creating an EBS volume for an EC2
instance?
A. volume type
B. IOPS
C. region
D. CMK
E. ELB
F. EIP
Answer (A,B,D)
Question 2:
You have been asked to migrate a 10 GB unencrypted EBS volume to an
encrypted volume for security purposes. What are three key steps required as
part of the migration?
A. pause the unencrypted instance
B. create a new encrypted volume of the same size and availability zone
C. create a new encrypted volume of the same size in any availability
zone
D. start converter instance
E. shutdown and detach the unencrypted instance
Answer (B,D,E)
Question 3:
What is EC2 instance protection?
A. prevents Auto Scaling from selecting specific EC2 instance
to be replaced when scaling in
B. prevents Auto Scaling from selecting specific EC2 instance
to be replaced when scaling out
C. prevents Auto Scaling from selecting specific EC2 instance for
termination when scaling out
D. prevents Auto Scaling from selecting specific EC2 instance for
termination when scaling in
E. prevents Auto Scaling from selecting specific EC2 instance for
termination when paused
F. prevents Auto Scaling from selecting specific EC2 instance for
termination when stopped
Answer (D)
Question 4:
What two features are supported with EBS volume Snapshot feature?
A. EBS replication across regions
B. EBS multi-zone replication
C. EBS single region only
D. full snapshot data only
E. unencrypted snapshot only
Answer (A,B)
Question 5:
What two resource tags are supported for an EC2 instance?
A. VPC endpoint
B. EIP
C. network interface
D. security group
E. Flow Log
Answer (A,E)
Question 6:
What two options are available to alert tenants when an EC2 instance is
terminated?
A. SNS
B. CloudTrail
C. Lambda function
D. SQS
E. STS
Answer (A,C)
Question 7:
What class of EC2 instance type is recommended for running data analytics?
A. memory optimized
B. compute optimized
C. storage optimized
D. general purpose optimized
Answer (B)
Question 8:
What class of EC2 instance type is recommended for database servers?
A. memory optimized
B. compute optimized
C. storage optimized
D. general purpose optimized
Answer (A)
Question 9:
What two attributes distinguish each pricing model?
A. reliability
B. amazon service
C. discount
D. performance
E. redundancy
Answer (A,C)
Question 10:
What are three standard AWS pricing models?
A. elastic
B. spot
C. reserved
D. dynamic
E. demand
Answer (B,C,E)
Question 11:
How is an EBS root volume created when launching an EC2 instance from a
new EBS-backed AMI?
A. S3 template
B. original AMI
C. snapshot
D. instance store
Answer (C)
Question 12:
What Amazon AWS sources are available for creating an EBS-Backed Linux
AMI? (select two)
A. EC2 instance
B. Amazon SMS
C. VM Import/Export
D. EBS Snapshot
E. S3 bucket
Answer (A,D)
Question 13:
What is required to prevent an instance from being launched and incurring
costs?
A. stop instance
B. terminate instance
C. terminate AMI and de-register instance
D. stop and de-register instance
E. stop, deregister AMI and terminate instance
Answer (E)
Question 14:
What is an EBS Snapshot?
A. backup of an EBS root volume and instance data
B. backup of an EC2 instance
C. backup of configuration settings
D. backup of instance store
Answer (A)
Question 15:
Where are ELB and Auto-Scaling groups deployed as a unified solution for
horizontal scaling?
A. database instances
B. all instances
C. web server instances
D. default VPC only
Answer (C)
Question 16:
What feature is supported when attaching or detaching an EBS volume from
an EC2 instance?
A. EBS volume can be attached and detached to an EC2 instance in the
same region
B. EBS volume can be attached and detached to an EC2 instance that is
cross-region
C. EBS volume can only be copied and attached to an EC2 instance that
is cross-region
D. EBS volume can only be attached and detached to an EC2 instance in
the same Availability Zone
Answer (D)
Question 17:
What two statements correctly describe how to add or modify IAM roles to a
running EC2 instance?
A. attach an IAM role to an existing EC2 instance from the EC2 console
B. replace an IAM role attached to an existing EC2 instance from the
EC2 console
C. attach an IAM role to the user account and relaunch the EC2 instance
D. add the EC2 instance to a group where the role is a member
Answer (A,B)
Question 18:
What is the default behavior for an EC2 instance when terminated? (Select
two)
A. DeleteOnTermination attribute cannot be modified
B. EBS root device volume and additional attached volumes are deleted
immediately
C. EBS data volumes that you attach at launch persist
D. EBS root device volume is automatically deleted when instance
terminates
Answer (C,D)
Question 19:
How do you launch an EC2 instance after it is terminated? (Select two)
A. launch a new instance using the same AMI
B. reboot instance from CLI
C. launch a new instance from a Snapshot
D. reboot instance from management console
E. contact AWS support to reset
Answer (A,C)
Question 20:
What service can automate EBS snapshots (backups) for restoring EBS
volumes?
A. CloudWatch event
B. SNS topic
C. CloudTrail
D. Amazon Inspector
E. CloudWatch alarm
Answer (A)
Question 21:
What will cause AWS to terminate an EC2 instance on launch? (Select two)
A. security group error
B. number of EC2 instances on AWS account exceeded
C. EBS volume limits exceeded
D. multiple IP addresses assigned to instance
E. unsupported instance type assigned
Answer (B,C)
Question 22:
You recently made some configuration changes to an EC2 instance. You then
launched a new EC2 instance from the same AMI however none of the
settings were saved. What is the cause of this error?
A. did not save configuration changes to EC2 instance
B. did not save configuration changes to AMI
C. did not create new AMI
D. did not reboot EC2 instance to enable changes
Answer (C)
Question 23:
What statements are correct concerning DisableApiTermination attribute?
(Select two)
A. cannot enable termination protection for Spot instances
B. termination protection is disabled by default for an EC2 instance
C. termination protection is enabled by default for an EC2 instance
D. can enable termination protection for Spot instances
E. DisableApiTermination attribute supported for EBS-backed instances
only
Answer (A,B)
Question 24:
What is required to copy an encrypted EBS snapshot cross-account? (Select
two)
A. copy the unencrypted EBS snapshot to an S3 bucket
B. distribute the custom key from CloudFront
C. share the custom key for the snapshot with the target account
D. share the encrypted EBS snapshot with the target account
E. share the encrypted EBS snapshots publicly
F. enable root access security on both accounts
Answer (C,D)
Question 25:
What three services enable Single-AZ as a default?
A. EC2
B. ELB
C. Auto-Scaling
D. DynamoDB
E. S3
Answer (A,B,C)
Question 26:
What AWS service automatically publishes access logs every five minutes?
A. VPC Flow Logs
B. Elastic Load Balancer
C. CloudTrail
D. DNS Route 53
Answer (B)
Question 27:
You have developed a web-based application for file sharing that will allow
customers to access files. There are a variety of sizes that include larger .pdf
and video files. What two solution stacks could tenants use for an online file
sharing service? (Select two)
A. EC2, ELB, Auto-Scaling, S3
B. Route 53, Auto-Scaling, DynamoDB
C. EC2, Auto-Scaling, RDS
D. CloudFront
Answer (A,D)
Question 28:
What infrastructure services are provided to EC2 instances? (Select three)
A. VPN
B. storage
C. compute
D. transport
E. security
F. support
Answer (B,C,D)
Question 29:
What steps are required from AWS console to copy an EBS-backed AMI for a
database instance cross-region?
A. create Snapshot of data volume, select Copy, select destination region
B. select Copy EBS-backed AMI option and destination region
C. select copy database volume and destination region
D. create Snapshot of EBS-backed AMI, select Copy Snapshot option,
select destination region
E. create Snapshot of Instance-store AMI, select Copy AMI option,
select destination region
Answer (D)
Question 30:
How is capacity (compute, storage and network speed) managed and assigned
to EC2 instances?
A. AMI
B. instance type
C. IOPS
D. Auto-Scaling
Answer (B)
Question 31:
What storage type enable permanent attachment of volumes to
EC2 instances?
A. S3
B. RDS
C. TDS
D. EBS
E. instance store
Answer (D)
Question 32:
What is the recommended method for migrating (copying) an EC2 instance to
a different region?
A. terminate instance, select region, copy instance to destination region
B. select AMI associated with EC2 instance and use Copy AMI option
C. stop instance and copy AMI to destination region
D. cross-region copy is not currently supported
Answer (B)
Question 33:
What are two attributes that define an EC2 instance type?
A. vCPU
B. license type
C. EBS volume storage
D. IP address
E. Auto-Scaling
Answer (A,C)
Question 34:
How is an Amazon Elastic Load Balancer (ELB) assigned?
A. per EC2 instance
B. per Auto-Scaling group
C. per subnet
D. per VPC
Answer (A)
Question 35:
What method detects when to replace an EC2 instance that is assigned to an
Auto-Scaling group?
A. health check
B. load balancing algorithm
C. EC2 health check
D. not currently supported
E. dynamic path detection
F. Auto-Scaling
Answer (A)
Question 36:
What two statements correctly describe Auto-Scaling groups?
A. horizontal scaling of capacity
B. decrease number of instances only
C. EC2 instances are assigned to a group
D. database instances only
E. no support for multiple availability zones
Answer (A,C)
Question 37:
What is the default maximum number of Elastic IP addresses assignable per
Amazon AWS region?
A. 1
B. 100
C. 5
D. unlimited
Answer (C)
Question 38:
How are snapshots for an EBS volume created when it is the root device for
an instance?
A. pause instance, unmount volume and snapshot
B. terminate instance and snapshot
C. unencrypt volume and snapshot dynamically
D. stop instance, unmount volume and snapshot
Answer (D)
Question 39:
What cloud compute components are configured by tenants and not Amazon
AWS support engineers? (Select three)
A. hypervisor
B. upstream physical switch
C. virtual appliances
D. guest operating system
E. applications and databases
F. RDS
Answer (C,D,E)
Question 40:
What three attributes are used to define a launch configuration template for an
Auto-Scaling group?
A. instance type
B. private IP address
C. Elastic IP
D. security group
E. AMI
Answer (A,D,E)
Question 41:
What three characteristics or limitations differentiate EC2 instance types?
A. VPC only
B. application type
C. EBS volume only
D. virtualization type
E. AWS service selected
Answer (A,C,D)
Question 42:
Select two difference between HVM and PV virtualization types?
A. HVM supports all current generation instance types
B. HVM is similar to bare metal hypervisor architecture
C. PV provides better performance than HVM for most instance types
D. HVM doesn’t support enhanced networking
E. HVM doesn’t support current generation instance types
Answer (A,B)
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