AWS CLOUD - ALC

When you creating a topic on Amazon SNS: The topic is created, & it has the name you specified for it. An ARN (Amazon Resource Name) is created. (Correct) You can create a topic on Amazon SQS, not on Amazon SNS. Explanation Answer B is the correct choice. When you create a topic on Amazon SNS, an ARN (Amazon Resource Name) is created and then you need to create a subscription that tells SNS where and how to send the notifications. When you creating a topic on Amazon SNS: The topic is created, & it has the name you specified for it. An ARN (Amazon Resource Name) is created. (Correct) You can create a topic on Amazon SQS, not on Amazon SNS. Explanation Answer B is the correct choice. When you create a topic on Amazon SNS, an ARN (Amazon Resource Name) is created and then you need to create a subscription that tells SNS where and how to send the notifications.

1 Mark(s)

The topic is created, & it has the name you specified for it.
An ARN (Amazon Resource Name) is created. (Correct)
You can create a topic on Amazon SQS, not on Amazon SNS.

RDS currently supports _______ relational database engines. RDS currently supports _______ relational database engines.

1 Mark(s)

Three: MySQL, Oracle and Microsoft SQL Server.
Just two: MySQL and Oracle.
Six: Amazon Aurora, Oracle, Microsoft SQL Server, PostgreSQL, MySQL & MariaDB.
Just one: MySQL.

When automatic failover occurs, Amazon RDS will emit a DB Instance event to inform you that automatic failover occurred. We can use the ……………. to return information about events related to your DB Instance. When automatic failover occurs, Amazon RDS will emit a DB Instance event to inform you that automatic failover occurred. We can use the ……………. to return information about events related to your DB Instance.

1 Mark(s)

FetchFailure
DescribeFailure
DescribeEvents
FetchEvents

What is the correct set of options. Regarding the initial settings for the default security group. What is the correct set of options. Regarding the initial settings for the default security group.

1 Mark(s)

Allow no inbound traffic, allow all outbound traffic and allow instances associated with this security group to talk to each other.
Allow all inbound traffic, allow no outbound traffic and allow instances associated with this security group to talk to each other.
Allow no inbound traffic, allow all outbound traffic and does NOT allow instances associated with this security group to talk to each other.
Allow no inbound traffic, allow all outbound traffic and does NOT allow instances associated with this security group to talk to each other.

The base URI for all requests for instance metadata is: The base URI for all requests for instance metadata is:

1 Mark(s)

http://254.169.169.254/latest/
http://169.169.254.254/latest/
http://127.0.0.1/latest/
http://169.254.169.254/latest/

Amazon RDS DB Snapshots & automated backups are supported for only the __________ storage engine. Amazon RDS DB Snapshots & automated backups are supported for only the __________ storage engine.

1 Mark(s)

InnoDB
MyISAM

When you use the AWS Management Console to delete an IAM user, IAM also deletes any signing certificates along any access keys belonging to the user. When you use the AWS Management Console to delete an IAM user, IAM also deletes any signing certificates along any access keys belonging to the user.

1 Mark(s)

Incorrect
This is configurable
Correct

Can we control when MySQL based RDS Instance can be upgraded to a new supported versions? Can we control when MySQL based RDS Instance can be upgraded to a new supported versions?

1 Mark(s)

No, we cannot.
Only in VPC
Yes

The maximum response time for a Business level Premium Support case of production system down is: The maximum response time for a Business level Premium Support case of production system down is:

1 Mark(s)

120 seconds or less
1 hour or less
10 minutes or less
12 hours or less

The two types of licensing options available for using Amazon RDS for Oracle is: The two types of licensing options available for using Amazon RDS for Oracle is:

1 Mark(s)

BYOL & Enterprise License
BYOL & License
Enterprise License & License
Role based License & License

Amazon Route 53 provides: Amazon Route 53 provides:

1 Mark(s)

A global Content Delivery Network.
None of these.
A scalable Domain Name System.
An SSH endpoint for Amazon EC2.

Which from the below list of Amazon EC2 resource that we cannot tag. Which from the below list of Amazon EC2 resource that we cannot tag.

1 Mark(s)

images (AMIs, kernels, RAM disks)
Amazon EBS volumes
Elastic IP addresses
VPCs

AWS Elastic Beanstalk provides: AWS Elastic Beanstalk provides:

1 Mark(s)

A scalable storage appliance on top of Amazon Web Services (AWS).
An application container on top of Amazon Web Services (AWS).
A service by this name doesn’t exist.
A scalable cluster of EC2 instances.

Until the snapshot is complete, the status of the snapshot is: Until the snapshot is complete, the status of the snapshot is:

1 Mark(s)

running
working
progressing
pending

Is it possible to attach at the same time an EBS volume to more than one EC2 instance? Is it possible to attach at the same time an EBS volume to more than one EC2 instance?

1 Mark(s)

No, we cannot.
Yes, we can.
Only EC2-optimized EBS volumes.
Only in read mode.

Choose the correct statement related to AWS Storage Gateway. Choose the correct statement related to AWS Storage Gateway.

1 Mark(s)

It grants integration on-premises IT environments with Cloud Storage.
A direct encrypted connection to Amazon S3.
It is a backup solution that provides an on-premises Cloud storage.
It provides an encrypted SSL endpoint for backups in the Cloud.

What is correct regarding RAID. What is correct regarding RAID.

1 Mark(s)

RAID 0 advantage: I/O is distributed across the volumes in a stripe. If you add a volume, you get the straight addition of throughput.
RAID 0 advantage: Performance of the stripe is limited to the worst performing volume in the set. Loss of a single volume results in a complete data loss for the array.
RAID 0 Advantage: Safer from the standpoint of data durability.
RAID 5 and RAID 6 are recommended.

EBS Snapshots occurs ……….. EBS Snapshots occurs ………..

1 Mark(s)

Asynchronously
Synchronously
Weekly

The one-time payment for Reserved Instances is …………. refundable if the reservation is cancelled. The one-time payment for Reserved Instances is …………. refundable if the reservation is cancelled.

1 Mark(s)

always
in some circumstances
never

Disabling automated backups ……….. disable the point-in-time recovery. Disabling automated backups ……….. disable the point-in-time recovery.

1 Mark(s)

if configured to can
will never
will

The default maximum number of MFA devices in use per AWS account (at the root account level) is: The default maximum number of MFA devices in use per AWS account (at the root account level) is:

1 Mark(s)

EBS snapshots are saved on Amazon S3 EBS snapshots are saved on Amazon S3

1 Mark(s)

Exponentially
Incrementally
EBS snapshots are not stored in the Amazon S3
Decrementally

Which command should we use for creating snapshots? Which command should we use for creating snapshots?

1 Mark(s)

ec2 deploy-snapshot
ec2 fresh-snapshot
ec2 create-snapshot
ec2 new-snapshot

A customer has established an AWS Direct Connect connection to AWS. The link is up & routes are being advertised from the customer’s end, however the customer is unable to connect from EC2 instances inside its VPC to servers residing in its datacenter. Which of the following options provide a viable solution to remedy this situation? A customer has established an AWS Direct Connect connection to AWS. The link is up & routes are being advertised from the customer’s end, however the customer is unable to connect from EC2 instances inside its VPC to servers residing in its datacenter. Which of the following options provide a viable solution to remedy this situation?

1 Mark(s)

Add a route to the route table with an iPsec VPN connection as the target.
Modify the Instances VPC subnet route table by adding a route back to the customer’s on-premises environment.
Modify the route table of all Instances using the ‘route’ command.

When using IAM in controlling access to RDS resources, the key names that can be used are case sensitive. For example: aws:CurrentTime is NOT the same as AWS:currenttime When using IAM in controlling access to RDS resources, the key names that can be used are case sensitive. For example: aws:CurrentTime is NOT the same as AWS:currenttime

1 Mark(s)

Correct statement
Incorrect statement

Without IAM, you cannot control the tasks a particular user or system can do and what AWS resources they might use. Without IAM, you cannot control the tasks a particular user or system can do and what AWS resources they might use.

1 Mark(s)

Incorrect
Correct

If we are using Amazon RDS Provisioned IOPS storage with MySQL & Oracle database engines, we can scale the throughput of our database instance by specifying the IOPS rate from ………………… If we are using Amazon RDS Provisioned IOPS storage with MySQL & Oracle database engines, we can scale the throughput of our database instance by specifying the IOPS rate from …………………

1 Mark(s)

1,000 to 1,000,000
100 to 1,000
10,000 to 1,000,000
1,000 to 10,000

Your company runs a customer facing event registration site. This site is built with a 3-tier architecture with web and application tier servers and a MySQL database. The application requires 6 web tier servers and 6 application tier servers for normal operation, but can run on a minimum of 65% server capacity and a single MySQL database. When deploying this application in a region with three availability zones (AZs) which architecture provides high availability? Your company runs a customer facing event registration site. This site is built with a 3-tier architecture with web and application tier servers and a MySQL database. The application requires 6 web tier servers and 6 application tier servers for normal operation, but can run on a minimum of 65% server capacity and a single MySQL database. When deploying this application in a region with three availability zones (AZs) which architecture provides high availability?

1 Mark(s)

A web tier deployed across 2 AZs with 3 EC2 (Elastic Compute Cloud) instances in each AZ inside an Auto Scaling Group behind an ELB (elastic load balancer), and an application tier deployed across 2 AZs with 3 EC2 instances in each AZ inside an Auto Scaling Group behind an ELB and one RDS (Relational Database Service) instance deployed with read replicas in the other AZ.
A web tier deployed across 3 AZs with 2 EC2 (Elastic Compute Cloud) instances in each A2 inside an Auto Scaling Group behind an ELB (elastic load balancer) and an application tier deployed across 3 AZs with 2 EC2 instances in each AZ inside an Auto Scaling Group behind an ELB and one RDS (Relational Database Service) instance deployed with read replicas in the two other AZs.
A web tier deployed across 2 AZs with 3 EC2 (Elastic Compute Cloud) instances in each AZ inside an Auto Scaling Group behind an ELB (elastic load balancer) and an application tier deployed across 2 AZs with 3 EC2 instances in each AZ inside an Auto Scaling Group behind an ELB and a Multi-AZ RDS (Relational Database Service) deployment.
A web tier deployed across 3 AZs with 2 EC2 (Elastic Compute Cloud) instances in each AZ Inside an Auto Scaling Group behind an ELB (elastic load balancer) and an application tier deployed across 3 AZs with 2 EC2 instances in each AZ inside an Auto Scaling Group behind an ELB and a Multi-AZ RDS (Relational Database services) deployment.

The Amazon EC2 resource that can be tagged is: The Amazon EC2 resource that can be tagged is:

1 Mark(s)

Key pairs
Elastic IP addresses
Placement groups
Amazon EBS snapshots

In Amazon SWF, a "Domain" refer to: In Amazon SWF, a "Domain" refer to:

1 Mark(s)

A security group in which only tasks inside can communicate with each other
A special type of worker
A collection of related Workflows
The DNS record for the Amazon SWF service

By default, Amazon Account has ……… By default, Amazon Account has ………

1 Mark(s)

1 Elastic IP
3 Elastic IP
5 Elastic IP
0 Elastic IP

Does the Amazon EBS volumes persist independently from the running life of an Amazon EC2 instance? Does the Amazon EBS volumes persist independently from the running life of an Amazon EC2 instance?

1 Mark(s)

Only if instructed to when created
Yes
No

The type of monitoring data (for Amazon EBS volumes) that is available automatically in 5-minute periods at no charge is: The type of monitoring data (for Amazon EBS volumes) that is available automatically in 5-minute periods at no charge is:

1 Mark(s)

Basic
Primary
Detailed
Local

A Security Group include ….. A Security Group include …..

1 Mark(s)

None of these.
A list of users that can access Amazon EC2 instances.
An Access Control List (ACL) for AWS resources.
A firewall for inbound traffic, built-in around every Amazon EC2 instance.

Which from the below list is incorrect: Which from the below list is incorrect:

1 Mark(s)

In Amazon EC2, the private IP addresses only returned to Amazon EC2 when the instance is stopped or terminated.
In Amazon VPC, an instance retains its private IP addresses when the instance is stopped.
In Amazon VPC, an instance does NOT retain its private IP addresses when the instance is stopped.
In Amazon EC2, the private IP address is associated exclusively with the instance for its lifetime.

Amazon RDS DB snapshots & automated backups are stored in: Amazon RDS DB snapshots & automated backups are stored in:

1 Mark(s)

Amazon S
Amazon ECS Volume
Amazon RDS
Amazon EMR

The new DB Instance that is created when we promote a Read Replica retains the backup window period. The new DB Instance that is created when we promote a Read Replica retains the backup window period.

1 Mark(s)

True
False

Our system experienced down time during the troubleshooting process. We found that a new administrator mistakenly terminated several production EC2 instances. Which of the following strategies will help prevent a similar situation in the future? The administrator still must be able to: - launch, start stop, & terminate development resources. - launch & start production instances. Our system experienced down time during the troubleshooting process. We found that a new administrator mistakenly terminated several production EC2 instances. Which of the following strategies will help prevent a similar situation in the future? The administrator still must be able to: - launch, start stop, & terminate development resources. - launch & start production instances.

1 Mark(s)

Create an IAM user, which is not allowed to terminate instances by leveraging production EC2 termination protection.
Leverage resource based tagging along with an IAM user, which can prevent specific users from terminating production EC2 resources.
Leverage EC2 termination protection and multi-factor authentication, which together require users to authenticate before terminating EC2 instances.
Create an IAM user and apply an IAM role which prevents users from terminating production EC2 instances.

Can we prefix the string value of ‘Key’ with :aws:"? Can we prefix the string value of ‘Key’ with :aws:"?

1 Mark(s)

Only in GovCloud
Only for S3 not EC2
Yes
No

Amazon ElastiCache provides: Amazon ElastiCache provides:

1 Mark(s)

A service by this name does not exist. Perhaps you mean Amazon CloudCache.
A virtual server with a huge amount of memory.
A managed In-memory cache service.
An Amazon EC2 instance with the Memcached software already pre-installed.

Every user we create in the IAM system starts with …………………… Every user we create in the IAM system starts with ……………………

1 Mark(s)

full permissions.
no permissions.
partial permissions.

Can Amazon S3 uploads resume after failure or a restart is required? Can Amazon S3 uploads resume after failure or a restart is required?

1 Mark(s)

Restart from beginning
You can resume them, if you flag the "resume on failure" option before uploading.
Resume on failure
Depends on the file size

We want our application to check whether a request gave an error before we spend any time processing results. In order to identify if an error occurred we need to check for an ………. node in the response from the Amazon RDS API. We want our application to check whether a request gave an error before we spend any time processing results. In order to identify if an error occurred we need to check for an ………. node in the response from the Amazon RDS API.

1 Mark(s)

Incorrect
Error
FALSE

Your company hosts a social media site supporting users in multiple countries. You have been asked to provide a highly available design for the application that leverages multiple regions for the most recently accessed content and latency sensitive portions of the website. The most latency sensitive component of the application involves reading user preferences to support website personalization and ad selection. In addition to running your application in multiple regions, which option will support this application’s requirements? Your company hosts a social media site supporting users in multiple countries. You have been asked to provide a highly available design for the application that leverages multiple regions for the most recently accessed content and latency sensitive portions of the website. The most latency sensitive component of the application involves reading user preferences to support website personalization and ad selection. In addition to running your application in multiple regions, which option will support this application’s requirements?

1 Mark(s)

Serve user content from S3 CloudFront and use Route 53 latency-based routing between ELBs in each region. Retrieve user preferences from a local DynamoDB table in each region and leverage SQS to capture changes to user preferences with SQS workers for propagating updates to each table.
Use the S3 Copy API to copy recently accessed content to multiple regions and serve user content from S3 CloudFront with dynamic content and an ELB in each region. Retrieve user preferences from an ElasticCache cluster in each region and leverage SNS notifications to propagate user preference changes to a worker node in each region.
Use the S3 Copy API to copy recently accessed content to multiple regions and serve user content from S3 CloudFront and Route 53 latency-based routing between ELBs in each region Retrieve user preferences from a DynamoDB table and leverage SQS to capture changes to user preferences with SQS workers for propagating DynamoDB updates.
Serve user content from S3 CloudFront with dynamic content, and an ELB in each region. Retrieve user preferences from an ElastiCache cluster in each region and leverage Simple Workflow (SWF) to manage the propagation of user preferences from a centralized OB to each ElastiCache cluster.

If an Amazon EBS volume is the root device of an instance, can we detach it without stopping the instance? If an Amazon EBS volume is the root device of an instance, can we detach it without stopping the instance?

1 Mark(s)

Yes, but only if Windows instance
No
Yes
Yes, but only if a Linux instance

Can we create a Read Replica of another Read Replica? Can we create a Read Replica of another Read Replica?

1 Mark(s)

Only in certain regions
Only with MySQL based RDS
Only for Oracle RDS types
No

Automated backups are default enabled for a new DB Instance. Automated backups are default enabled for a new DB Instance.

1 Mark(s)

Correct statement.
Incorrect statement.

Can we delete a snapshot of the root device of an EBS volume used by a registered AMI? Can we delete a snapshot of the root device of an EBS volume used by a registered AMI?

1 Mark(s)

Only via API
Only via Console
Yes
No

Amazon Simple Workflow (Amazon SWF) is designed to assist users Amazon Simple Workflow (Amazon SWF) is designed to assist users

1 Mark(s)

Create Graphical User Interface (GUI) interactions
Handle user identification & authorization
Store Web content
Align synchronous & asynchronous tasks which are distributed & fault tolerant.

AWS CLOUD - ALC - TEST 14 : Question 1 of 49