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NEW QUESTION 1
What is one key difference between an Amazon EBS-backed and an instance-store backed instance?
NEW QUESTION 2
A customers needs to capture all client connection information from their load balancer every five
minutes. The company wants to use data for analyzing traffic patterns and troubleshooting their applications. Which of the following options meets the customer requirements?
NEW QUESTION 3
A user is running one instance for only 3 hours every day. The user wants to save some cost with the
instance. Which of the below mentioned Reserved Instance categories is advised in this case?
NEW QUESTION 4
A company operates an international business served from a single AWS region. The company wants to expand into a new country. The regulator for that country requires the Data Architect to maintain a log of financial transactions in the country within 24 hours of production transaction. The production application is latency insensitive. The new country contains another AWS region.
What is the most cost-effective way to meet this requirement?
NEW QUESTION 5
A customer has a machine learning workflow that consist of multiple quick cycles of reads-writes-
reads on Amazon S3. The customer needs to run the workflow on EMR but is concerned that the reads in subsequent cycles will miss new data critical to the machine learning from the prior cycles.
How should the customer accomplish this?
NEW QUESTION 6
You need to configure an Amazon S3 bucket to serve static assets for your public-facing web application. Which methods ensure that all objects uploaded to the bucket are set to public read? Choose 2 answers
NEW QUESTION 7
A company needs a churn prevention model to predict which customers will NOT review their yearly
subscription to the company’s service. The company plans to provide these customers with a promotional offer. A binary classification model that uses Amazon Machine Learning is required. On which basis should this binary classification model be built?
NEW QUESTION 8
A company uses Amazon Redshift for its enterprise data warehouse. A new op-premises PostgreSQL
OLTP DB must be integrated into the data warehouse. Each table in the PostgreSQL DB has an indexed last_modified timestamp column. The data warehouse has a staging layer to load source data into the data warehouse environment for further processing.
The data log between the source PostgreSQL DB and the Amazon Redshift staging layer should NOT exceed four hours.
What is the most efficient technique to meet these requirements?
NEW QUESTION 9
A solutions architect works for a company that has a data lake based on a central Amazon S3 bucket.
The data contains sensitive information. The architect must be able to specify exactly which files each user can access. Users access the platform through SAML federation Single Sign On platform.
The architect needs to build a solution that allows fine grained access control, traceability of access to the objects, and usage of the standard tools (AWS Console, AWS CLI) to access the data.
Which solution should the architect build?
NEW QUESTION 10
A company with a support organization needs support engineers to be able to search historic cases to
provide fast responses on new issues raised. The company has forwarded all support messages into an Amazon Kinesis Stream. This meets a company objective of using only managed services to reduce.
The company needs an appropriate architecture that allows support engineers to search on historic cases can find similar issues and their associated responses.
Which AWS Lambda action is most appropriate?
NEW QUESTION 11
A company is building a new application is AWS. The architect needs to design a system to collect application log events. The design should be a repeatable pattern that minimizes data loss if an application instance fails, and keeps a durable copy of all log data for at least 30 days.
What is the simplest architecture that will allow the architect to analyze the logs?
NEW QUESTION 12
An administrator needs to manage a large catalog of items from various external sellers. The administration needs to determine if the items should be identified as minimally dangerous, dangerous or highly dangerous based on their textual description. The administrator already has some items with the danger attribute, but receives hundreds of new item descriptions every day without such classification.
The administrator has a system that captures dangerous goods reports from customer support team or from user feedback. What is a cost –effective architecture to solve this issue?
NEW QUESTION 13
You are working with customer who has 10 TB of archival data that they want to migrate to Amazon Glacier. The customer has a 1Mbps connection to the Internet. Which service or feature provide the fastest method of getting the data into Amazon Glacier?
NEW QUESTION 14
You have an Auto Scaling group associated with an Elastic Load Balancer (ELB). You have noticed that
instances launched via the Auto Scaling group are being marked unhealthy due to an ELB health check, but these unhealthy instances are not being terminated.
What do you need to do to ensure trial instances marked unhealthy by the ELB will be terminated
NEW QUESTION 15
A user has setup an RDS DB with Oracle. The user wants to get notifications when someone modifies
the security group of that DB. How can the user configure that?
NEW QUESTION 16
Which of the following instance types are available as Amazon EBS backend only?
NEW QUESTION 17
A company needs to monitor the read and write IOPs metrics for their AWS MySQL RDS instances
and send real-time alerts to their operations team. Which AWS services can accomplish this? Choose 2 answers
NEW QUESTION 18
You run a small online consignment marketplace. Interested sellers complete an online application in
order to allow them to sell their products on your website. Once approved, they can their product using a custom interface. From that point, you manage the shopping cart process so that when a buyer decides to buy a product, you handle the billing and coordination the shipping. Part of this process requires sending emails to the buyer and the seller at different stages. Your system has been running on AWS for a few months. Occasionally, products are shipped before payment has cleared and emails are sent out of order. Furthermore, sometimes credit cards are being charged twice.
How can you resolve these problems?
NEW QUESTION 19
An organization uses a custom map reduce application to build monthly reports based on many small
data files in an Amazon S3 bucket. The data is submitted from various business units on a frequent
but unpredictable schedule. As the dataset continues to grow, it becomes increasingly difficult to process all of the data in one day. The organization has scaled up its Amazon EMR cluster, but other optimizations could improve performance.
The organization needs to improve performance minimal changes to existing processes and applications.
What action should the organization take?
NEW QUESTION 20
A customer has an Amazon S3 bucket. Objects are uploaded simultaneously by a cluster of servers from multiple streams of data. The customer maintains a catalog of objects uploaded in Amazon S3 using an Amazon DynamoDB table. This catalog has the following fields StreamName, TimeStamp, and ServerName, TimeStamp, and ServerName, from which ObjectName can be obtained.
The customer needs to define the catalog to support querying for a given stream or server within a defined time range.
Which DynamoDB table scheme is most efficient to support these queries?
NEW QUESTION 21
A company generates a large number of files each month and needs to use AWS import/export to
move these files into Amazon S3 storage. To satisfy the auditors, the company needs to keep a record of which files were imported into Amazon S3.
What is a low-cost way to create a unique log for each import job?
NEW QUESTION 22
When an EC2 instance that is backed by an s3-based AMI is terminated. What happens to the data on the root volume?
NEW QUESTION 23
A user has provisioned 2000 IOPS to the EBS volume. The application hosted on that EBS is experiencing less IOPS than provisioned. Which of the below mentioned options does not affect the IOPS of the volume?
NEW QUESTION 24
A company needs to deploy virtual desktops to its customers in a virtual private cloud, leveraging
existing security controls. Which set of AWS services and features will meet the company’s requirements?
NEW QUESTION 25
Your application uses CloudFormation to orchestrate your application’s resources. During your testing phase before application went live, your Amazon RDS instance type was changed and caused the instance to be re-created, resulting in the loss of test data.
How should you prevent this from occurring in the future?
NEW QUESTION 26
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