AWS CLOUD-ALCTEST30 - EC2COMPUTE

What statements correctly describe Auto-Scaling groups? What statements correctly describe Auto-Scaling groups?

1 Mark(s)

decrease number of instances only decrease number of instances only
database instances only database instances only
horizontal scaling of capacity, EC2 instances are assigned to a group
no support for multiple availability zones

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) 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)

1 Mark(s)

EC2, ELB, Auto-Scaling, S3,CloudFront EC2, ELB, Auto-Scaling, S3,CloudFront
Route 53, Auto-Scaling, DynamoDB Route 53, Auto-Scaling, DynamoDB
EC2, Auto-Scaling, RDS EC2, Auto-Scaling, RDS
RDS RDS

What two statements correctly describe how to add or modify IAM roles to a running EC2 instance? What two statements correctly describe how to add or modify IAM roles to a running EC2 instance?

1 Mark(s)

attach an IAM role to an existing EC2 instance from the EC2 console. replace an IAM role attached to an existing EC2 instance from the EC2 console
attach an IAM role to the user account and relaunch the EC2 instance. add the EC2 instance to a group where the role is a member
Both A and B Both A and B
none of these none of these

What service can automate EBS snapshots (backups) for restoring EBS volumes? What service can automate EBS snapshots (backups) for restoring EBS volumes?

1 Mark(s)

CloudWatch event CloudWatch event
SNS topic SNS topic
CloudTrail CloudTrail

What infrastructure services are provided to EC2 instances? What infrastructure services are provided to EC2 instances?

1 Mark(s)

VPN VPN
storage, compute, transport storage, compute, transport
security, support security, support
Both A and B Both A and B

What class of EC2 instance type is recommended for running data analytics? What class of EC2 instance type is recommended for running data analytics?

1 Mark(s)

memory optimized memory optimized
compute optimized compute optimized
storage optimized storage optimized
general purpose optimized general purpose optimized

What is EC2 instance protection? What is EC2 instance protection?

1 Mark(s)

prevents Auto Scaling from selecting specific EC2 instance to be replaced when scaling in
prevents Auto Scaling from selecting specific EC2 instance to be replaced when scaling out
prevents Auto Scaling from selecting specific EC2 instance for termination when scaling out
prevents Auto Scaling from selecting specific EC2 instance for termination when scaling in

What storage type enable permanent attachment of volumes to EC2 instances? What storage type enable permanent attachment of volumes to EC2 instances?

1 Mark(s)

S3 S3
RDS RDS
TDS TDS
EBS EBS

What is an EBS Snapshot? What is an EBS Snapshot?

1 Mark(s)

backup of an EC2 instance backup of an EC2 instance
backup of an EBS root volume and instance data
backup of configuration settings backup of configuration settings
backup of instance store backup of instance store

What attributes distinguish each pricing model? What attributes distinguish each pricing model?

1 Mark(s)

reliability , discount reliability , discount
amazon service amazon service
performance performance
redundancy,performance redundancy,performance

What options are available to alert tenants when an EC2 instance is terminated? What options are available to alert tenants when an EC2 instance is terminated?

1 Mark(s)

SNS, Lambda function SNS, Lambda function
CloudTrail , SQS CloudTrail , SQS
STS , CloudTrail STS , CloudTrail
STS STS

Select the differences 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 Select the differences 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

1 Mark(s)

A, B A, B
C , D C , D
E Only E Only
C Only C Only

What is the recommended method for migrating (copying) an EC2 instance to a different region? What is the recommended method for migrating (copying) an EC2 instance to a different region?

1 Mark(s)

terminate instance, select region, copy instance to destination region
select AMI associated with EC2 instance and use Copy AMI option
stop instance and copy AMI to destination region
cross-region copy is not currently supported

What is the default maximum number of Elastic IP addresses assignable per Amazon AWS region? What is the default maximum number of Elastic IP addresses assignable per Amazon AWS region?

1 Mark(s)

1 1
100 100
5 5
unlimited unlimited

What characteristics or limitations differentiate EC2 instance types? What characteristics or limitations differentiate EC2 instance types?

1 Mark(s)

VPC only, EBS volume only, virtualization type
application type, AWS service selected application type, AWS service selected
AWS service selected AWS service selected
none of these none of these

What is the default behavior for an EC2 instance when terminated? What is the default behavior for an EC2 instance when terminated?

1 Mark(s)

DeleteOnTermination attribute cannot be modified
EBS root device volume and additional attached volumes are deleted immediately
EBS data volumes that you attach at launch persist. EBS root device volume is automatically deleted when instance terminates
None of these None of these

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? 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?

1 Mark(s)

1. pause the unencrypted instance 2.create a new encrypted volume of the same size in any availability zone. 3. shutdown and detach the unencrypted instance
1. shutdown and detach the unencrypted instance 2. pause the unencrypted instance 3 .create a new encrypted volume of the same size in any availability zone.
1. create a new encrypted volume of the same size and availability zone 2. start converter instance 3. shutdown and detach the unencrypted instance.
None of these None of these

What is required to copy an encrypted EBS snapshot cross-account? A. copy the unencrypted EBS snapshot to an S3 bucke. 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 What is required to copy an encrypted EBS snapshot cross-account? A. copy the unencrypted EBS snapshot to an S3 bucke. 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

1 Mark(s)

A , B A , B
B, C B, C
C, D C, D
E only E only

What will cause AWS to terminate an EC2 instance on launch? What will cause AWS to terminate an EC2 instance on launch?

1 Mark(s)

security group error security group error
number of EC2 instances on AWS account exceeded
EBS volume limits exceeded EBS volume limits exceeded
Both B and C Both B and C

What statements are correct concerning DisableApiTermination attribute? 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 What statements are correct concerning DisableApiTermination attribute? 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

1 Mark(s)

A Only A Only
C and D C and D
Both A and B Both A and B
E Only E Only

What is required to prevent an instance from being launched and incurring costs? What is required to prevent an instance from being launched and incurring costs?

1 Mark(s)

stop instance
terminate instance
terminate AMI and de-register instance
stop and de-register instance
stop, deregister AMI and terminate instance

How is an Amazon Elastic Load Balancer (ELB) assigned? How is an Amazon Elastic Load Balancer (ELB) assigned?

1 Mark(s)

per EC2 instance per EC2 instance
per Auto-Scaling group per Auto-Scaling group
per subnet per subnet
per VPC per VPC

Where are ELB and Auto-Scaling groups deployed as a unified solution for horizontal scaling? Where are ELB and Auto-Scaling groups deployed as a unified solution for horizontal scaling?

1 Mark(s)

database instances
all instances
web server instances
default VPC only

What are three standard AWS pricing models? What are three standard AWS pricing models?

1 Mark(s)

spot, reserved, demand spot, reserved, demand
dynamic, reserved, demand dynamic, reserved, demand
both A and B both A and B
none of these none of these

How are snapshots for an EBS volume created when it is the root device for an instance? How are snapshots for an EBS volume created when it is the root device for an instance?

1 Mark(s)

pause instance, unmount volume and snapshot
terminate instance and snapshot terminate instance and snapshot
unencrypt volume and snapshot dynamically
stop instance, unmount volume and snapshot

What steps are required from AWS console to copy an EBS-backed AMI for a database instance cross-region? What steps are required from AWS console to copy an EBS-backed AMI for a database instance cross-region?

1 Mark(s)

create Snapshot of data volume, select Copy, select destination region
select Copy EBS-backed AMI option and destination region
select copy database volume and destination region
create Snapshot of EBS-backed AMI, select Copy Snapshot option, select destination region

How is capacity (compute, storage and network speed) managed and assigned to EC2 instances? How is capacity (compute, storage and network speed) managed and assigned to EC2 instances?

1 Mark(s)

AMI AMI
instance type instance type
IOPS IOPS
Auto-Scaling Auto-Scaling

How do you launch an EC2 instance after it is terminated? How do you launch an EC2 instance after it is terminated?

1 Mark(s)

launch a new instance using the same AMI
reboot instance from CLI or Management Console
launch a new instance from a Snapshot launch a new instance from a Snapshot
Both A and C Both A and C

What services/service enable Single-AZ as a default? A. EC2 B. ELB C. Auto-Scaling D. DynamoDB E. S3 What services/service enable Single-AZ as a default? A. EC2 B. ELB C. Auto-Scaling D. DynamoDB E. S3

1 Mark(s)

A, B, C A, B, C
D, E D, E
D Only D Only
E Only E Only

What Amazon AWS sources are available for creating an EBS-Backed Linux AMI? (select two) What Amazon AWS sources are available for creating an EBS-Backed Linux AMI? (select two)

1 Mark(s)

EC2 instance , EBS Snapshot EC2 instance , EBS Snapshot
Amazon SMS, S3 bucket Amazon SMS, S3 bucket
VM Import/Export, Amazon SMS VM Import/Export, Amazon SMS
S3 bucket, VM Import/Export S3 bucket, VM Import/Export

What resource tags are supported for an EC2 instance? What resource tags are supported for an EC2 instance?

1 Mark(s)

1. EIP 2. network interface 1. EIP 2. network interface
1. VPC endpoint 2. Flow Log 1. VPC endpoint 2. Flow Log
1. security group only 1. security group only
Flow Log only Flow Log only

What three attributes are used to define a launch configuration template for an Auto-Scaling group? What three attributes are used to define a launch configuration template for an Auto-Scaling group?

1 Mark(s)

private IP address, Elastic IP private IP address, Elastic IP
instance type, security group, AMI instance type, security group, AMI
Elastic IP Elastic IP
private IP address private IP address

What two features are supported with EBS volume Snapshot feature? What two features are supported with EBS volume Snapshot feature?

1 Mark(s)

1. EBS replication across regions 2. EBS multi-zone replication
1.EBS single region only 2. full snapshot data only
1. unencrypted snapshot only 2. EBS single region only
None of these None of these

What attributes are selectable when creating an EBS volume for an EC2 instance? What attributes are selectable when creating an EBS volume for an EC2 instance?

1 Mark(s)

volume type,IOPS,CMK volume type,IOPS,CMK
region,ELB,EIP region,ELB,EIP
region only region only
None of these None of these

How is an EBS root volume created when launching an EC2 instance from a new EBS-backed AMI? How is an EBS root volume created when launching an EC2 instance from a new EBS-backed AMI?

1 Mark(s)

S3 template S3 template
original AMI original AMI
snapshot snapshot
instance store instance store

What are two attributes that define an EC2 instance type? What are two attributes that define an EC2 instance type?

1 Mark(s)

vCPU, EBS volume storage vCPU, EBS volume storage
license type, Auto-Scaling license type, Auto-Scaling
Auto-Scaling Auto-Scaling
IP address IP address

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 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

1 Mark(s)

C, D,E C, D,E
A,B,C A,B,C
E,A,B E,A,B
A, B, F A, B, F

What method detects when to replace an EC2 instance that is assigned to an Auto-Scaling group? What method detects when to replace an EC2 instance that is assigned to an Auto-Scaling group?

1 Mark(s)

load balancing algorithm load balancing algorithm
health check health check
EC2 health check EC2 health check
not currently supported not currently supported

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? 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?

1 Mark(s)

did not save configuration changes to EC2 instance
did not save configuration changes to AMI
did not create new AMI did not create new AMI
did not reboot EC2 instance to enable changes

What class of EC2 instance type is recommended for database servers? What class of EC2 instance type is recommended for database servers?

1 Mark(s)

memory optimized memory optimized
compute optimized compute optimized
storage optimized storage optimized
general purpose optimized general purpose optimized

What feature is supported when attaching or detaching an EBS volume from an EC2 instance? What feature is supported when attaching or detaching an EBS volume from an EC2 instance?

1 Mark(s)

EBS volume can be attached and detached to an EC2 instance in the same region
EBS volume can be attached and detached to an EC2 instance that is cross-region
EBS volume can only be copied and attached to an EC2 instance that is cross-region
EBS volume can only be attached and detached to an EC2 instance in the same Availability Zone

What AWS service automatically publishes access logs every five minutes? What AWS service automatically publishes access logs every five minutes?

1 Mark(s)

VPC Flow Logs VPC Flow Logs
Elastic Load Balancer Elastic Load Balancer
CloudTrail CloudTrail
DNS Route 53 DNS Route 53

AWS CLOUD-ALCTEST30 - EC2COMPUTE : Question 1 of 42