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Page: 1 / 21
Total 255 questions Full Exam Access
Question 1
Which of the following items are required to allow an application deployed on an EC2 instance to write data to a DynamoDB table?
Assume that no security Keys are allowed to be stored on the EC2 instance. Choose 2 answers
My answer: -
Reference answer: DE
Reference analysis:

None

Question 2
A user has launched an EC2 instance. However, due to some reason the instance was terminated. If the user wants to find out the reason for termination, where can he find the details?
My answer: -
Reference answer: A
Reference analysis:

An EC2 instance, once terminated, may be available in the AWS console for a while after termination. The user can find the details about the termination from the description tab under the label State transition reason. If the instance is still running, there will be no reason listed. If the user has explicitly stopped or terminated the instance, the reason will be "User initiated shutdown".
Reference: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/Using_|nstanceStraightToTerminated.html

Question 3
A user has set an IAM policy where it allows all requests if a request from IP 10.10.10.1/32. Another policy allows all the requests between 5 PM to 7 PM. What will happen when a user is requesting access from IP 10.10.10.1/32 at 6 PM?
My answer: -
Reference answer: D
Reference analysis:

With regard to IAM, when a request is made, the AWS service decides whether a given request should be allowed or denied. The evaluation logic follows these rules:
By default, all requests are denied. (In general, requests made using the account credentials for resources in the account are always allowed.)
An explicit allow policy overrides this default. An explicit deny policy overrides any allows. Reference:
http://docs.aws.amazon.com/IAM/latest/UserGuide/AccessPoIicyLanguage_EvaIuationLogic.htmI

Question 4
A user is planning to host MS SQL on an EBS volume. It was recommended to use the AWS RDS. What advantages will the user have if he uses RDS in comparison to an EBS based DB?
My answer: -
Reference answer: B
Reference analysis:

Comparing with on-premises or EC2 based NIS SQL, RDS provides an automated backup feature. PIOPS is available with both RDS and EBS. However, HA is not available with NIS SQL.
Reference: https://aws.amazon.com/rds/faqs/

Question 5
EC2 instances are launched from Amazon Machine images (AMIS). A given public AMI can:
My answer: -
Reference answer: C
Reference analysis:

None

Question 6
What kind of service is provided by AWS DynamoDB?
My answer: -
Reference answer: B
Reference analysis:

DynamoDB is a fast, fully managed NoSQL database service. Reference: http://aws.amazon.com/dynamodb/

Question 7
A user is planning to host a scalable dynamic web application on AWS. Which of the services may not be required by the user to achieve automated scalability?
My answer: -
Reference answer: B
Reference analysis:

The user can achieve automated scaling by launching different EC2 instances and making them a part of an ELB. Cloudwatch will be used to monitor the resources and based on the scaling need it will trigger policies. AutoScaIing is then used to scale up or down the instances.
Reference: http://docs.aws.amazon.com/AutoScaIing/latest/DeveIoperGuide/\\NhatIsAutoScaIing.htmI

Question 8
Which features can be used to restrict access to data in S3? Choose 2 answers
My answer: -
Reference answer: CD
Reference analysis:

None

Question 9
When a user is launching an instance with EC2, which of the below mentioned options is not available during the instance launch console for a key pair?
My answer: -
Reference answer: B
Reference analysis:

While launching an EC2 instance, the user can create a new key pair, select an existing key pair or proceed without a key pair. The user cannot upload a new key pair in the EC2 instance launch console. Reference: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/launching-instance.html

Question 10
Can one instance be registered with two ELBs in the same region?
My answer: -
Reference answer: C
Reference analysis:

Yes, it is possible to have one instance part of two separate ELBs, though both ELBs have different configurations. ELBs are never launched in specific zones.
Reference:
http://docs.aws.amazon.com/EIasticLoadBaIancing/latest/DeveIoperGuide/enable-disable-az.html

Question 11
A startup s photo-sharing site is deployed in a VPC. An ELB distributes web traffic across two subnets. ELB session stickiness is configured to use the AWS-generated session cookie, with a session TTL of 5 minutes. The webserver Auto Scaling Group is configured as: min-size=4, max-size=4.
The startups preparing for a public launch, by running load-testing software installed on a single EC2 instance running in us-west-2a. After 60 minutes of load-testing, the webserver logs show:
AWS-Certified-Developer-Associate dumps exhibit
Which recommendations can help ensure load-testing HTTP requests are evenly distributed across the
four webservers? Choose 2 answers
My answer: -
Reference answer: BE
Reference analysis:

None

Question 12
An application stores payroll information nightly in DynamoDB for a large number of employees across hundreds of offices. Item attributes consist of indMdual name, office identifier, and cumulative daily hours. Managers run reports for ranges of names working in their office. One query is. "Return all Items in this office for names starting with A through E". Which table configuration will result in the lowest impact on provisioned throughput for this query?
My answer: -
Reference answer: B
Reference analysis:

None

Question 13
A user is part of a group which has a policy allowing him just read only access to EC2. The user is part of another group which has full access to EC2. What happens when the user tries to launch an instance?
My answer: -
Reference answer: A
Reference analysis:

The IAM group policy is always aggregated. In this case, if the user does not have permission for one group, but has permission for another group, he will have full access to EC2. Unless there is specific deny policy, the user will be able to access EC2.
Reference: http://docs.aws.amazon.com/IAM/latest/UserGuide/PoIiciesOverview.htmI

Question 14
A user has setup an application on EC2 which uses the IAM user access key and secret access key to make secure calls to S3. The user wants to temporarily stop the access to S3 for that IAM user. What should the root owner do?
My answer: -
Reference answer: C
Reference analysis:

If the user wants to temporarily stop the access to S3 the best solution is to disable the keys. Deleting the user will result in a loss of all the credentials and the app will not be useful in the future. If the user stops the instance IAM users can still access S3. The change of the key does not help either as they are still active. The best possible solution is to disable the keys.
Reference: http://docs.aws.amazon.com/IAM/latest/UserGuide/NIanagingCredentia|s.html

Question 15
A user has created an application which sends data to a log file. The server hosting the log files can be unavailable due to any reason. The user wants to make it so that whenever the log server is up it should be receMng the messages. Which of the below mentioned AWS services helps achieve this functionality?
My answer: -
Reference answer: D
Reference analysis:

Amazon Simple Queue Service (SQS) is a fast, reliable, scalable, and fully managed message queuing service. SQS provides a simple and cost-effective way to decouple the components of an application. The user can use SQS to transmit any volume of data without losing messages or requiring other services to always be available. Using SQS, the application has to just send the data to SQS and SQS transmits it to the log file whenever it is available.
Reference: http://aws.amazon.com/sqs/

Question 16
A user has created a queue named "myqueue" with SQS. There are four messages published to queue which are not received by the consumer yet. If the user tries to delete the queue, what will happen?
My answer: -
Reference answer: D
Reference analysis:

SQS allows the user to move data between distributed components of applications so they can perform different tasks without losing messages or requiring each component to be always available. The user can delete a queue at any time, whether it is empty or not. It is important to note that queues retain
messages for a set period of time. By default, a queue retains messages for four days. Reference:
http://docs.aws.amazon.com/AWSSimpIeQueueService/latest/SQSDeveIoperGuide/SQSConcepts.html

Question 17
In AWS, which security aspects are the customer’s responsibility? Choose 4 answers
My answer: -
Reference answer: ABCF
Reference analysis:

None

Question 18
The user has created multiple AutoScaIing groups. The user is trying to create a new AS group but it fails. How can the user know that he has reached the AS group limit specified by AutoScaIing in that region?
My answer: -
Reference answer: A
Reference analysis:

A user can see the number of AutoScaIing resources currently allowed for the AWS account either by using the as-describe-account-Iimits command or by calling the DescribeAccountLimits action. Reference:http://docs.aws.amazon.com/AutoScaIing/latest/DeveIoperGuide/ts-as-capacity.html

Question 19
A user has created an EBS volume with 1000 IOPS. What is the average IOPS that the user will get for most of the year as per EC2 SLA if the instance is attached to the EBS optimized instance?
My answer: -
Reference answer: A
Reference analysis:

As per AWS SLA if the instance is attached to an EBS-Optimized instance, then the Provisioned IOPS volumes are designed to deliver within 10% of the provisioned IOPS performance 99.9% of the time in a given year. Thus, if the user has created a volume of 1000 IOPS, the user will get a minimum 900 IOPS 99.9% time of the year.
Reference: http://aws.amazon.com/ec2/faqs/

Question 20
When uploading an object, what request header can be explicitly specified in a request to Amazon S3 to encrypt object data when saved on the server side?
My answer: -
Reference answer: D
Reference analysis:

None

Question 21
In Amazon EC2, which of the following is the type of monitoring data for Amazon EBS volumes that is available automatically in 5-minute periods at no charge?
My answer: -
Reference answer: B
Reference analysis:

Basic is the type of monitoring data (for Amazon EBS volumes) which is available automatically in 5-minute periods at no charge called.
Reference:
http://docs.amazonwebservices.com/AWSEC2/latest/UserGuide/monitoring-volume-status.html

Question 22
Which of the following are valid SNS delivery transports? Choose 2 answers
My answer: -
Reference answer: AC
Reference analysis:

None

Question 23
A user has created a blank EBS volume in the US-East-1 region. The user is unable to attach the volume to a running instance in the same region. What could be the possible reason for this?
My answer: -
Reference answer: B
Reference analysis:

An EBS volume provides persistent data storage. The user can attach a volume to any instance provided they are both in the same AZ. Even if they are in the same region but in a different AZ, it will not be able to attach the volume to that instance.
Reference: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/AmazonEBS.htmI

Question 24
How can you peek at a message in Amazon SQS?
My answer: -
Reference answer: A
Reference analysis:

With version 2008-01-01, the PeekMessage action has been removed from Amazon SQS. This functionality was used mainly to debug small systems — specifically to confirm a message was successfully sent to the queue or deleted from the queue.
To do this with version 2008-01-01, you can log the message ID and the receipt handle for your messages and correlate them to confirm when a message has been received and deleted. Reference: https://aws.amazon.com/items/1343?externaI|D=1343

Question 25
A user had defined an IAM policy similar to the one given below on a bucket:
{
"Version": "2012-10-17",
"Statement": [{
"Effect": "A||ow",
"PrincipaI": {
"AWS": "arn:aws:iam::12112112:user/test"
}!
"Action": [ "s3:GetBucketLocation", "s3:ListBucket", "s3:GetObject"
]!
"Resource": [ "arn:aws:s3:::examkiI|er"
}
}
What will this do?
My answer: -
Reference answer: C
Reference analysis:

The IAM policy allows to test a user in the account 12112112 to perform: s3:GetBucketLocation
s3:ListBucket s3:GetObject
Amazon S3 permissions on the examkiller bucket.
Reference: http://docs.aws.amazon.com/AmazonS3/Iatest/dev/access-policy-language-overview.html

Question 26
Is it possible to create an S3 bucket accessible only by a certain IAM user, using policies in a C|oudFormation template?
My answer: -
Reference answer: C
Reference analysis:

With AWS Identity and Access Management (IAM), you can create IAM users to control who has access to which resources in your AWS account. You can use IAM with AWS CIoudFormation to control what AWS CIoudFormation actions users can perform, such as view stack templates, create stacks, or delete stacks.
In addition to AWS CIoudFormation actions, you can manage what AWS services and resources are available to each user.

Page: 1 / 21
Total 255 questions Full Exam Access