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Exam Simulator: Reliability and Business Continuity
Anastasia-Instructor September 1, 2022
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Question 1 of 25
1. Question
The company works with AWS CloudFormation and they want to set up scaling plans which is a component of AWS Auto Scaling for different sets of resources, per application.
Which of the following scaling methods AWS Auto Scaling combines together to support the scaling strategy?
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Question 2 of 25
2. Question
Which of the following do you need to implement for as many Amazon EC2 workloads as possible so that you horizontally scale up and scale down when needed and automatically reduce your spending when you don’t need that capacity anymore?
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Question 3 of 25
3. Question
You have been tasked to implement a solution for your application to automatically scaling your application’s resources based on the demand. Which AWS service will you enable to meet the requirement?
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Question 4 of 25
4. Question
Predictive scaling uses machine learning to analyze each resource’s historical workload and regularly forecasts the future load for the next two days, whereas Dynamic scaling creates target tracking scaling policies for the resources in your scaling plan. (True or False)
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Question 5 of 25
5. Question
Which of the following AWS feature helps you ensure that you have the correct number of Amazon EC2 instances available to handle the load for your application?
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Question 6 of 25
6. Question
An eCommerce marketplace uses an Auto Scaling group of EC2 instances, in multiple Availability Zones with an Application Load Balancer, to increase the availability and performance of the app. To better serve the users you decide to localize the content of the website, so each time users from the United Kingdom visit the site will be directed to uk.marketplace.com and users from the United States to us.marketplace.com.
Which of the following rule condition type allows you to route requests to multiple domains using a single load balancer?
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Question 7 of 25
7. Question
Which of the following options can be used to apply specific-settings in one go for all of the Relational database instances?
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Question 8 of 25
8. Question
A company is creating a new Amazon Relational Database Service (Amazon RDS) as it provides a cost-efficient relational database and manages common database administration tasks.
Sort the steps from the top (first step) to the bottom (last step) to create a read replica using the console with the following.
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Choose the MySQL or PostgreSQL DB instance
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Choose the custom Availability Zone for Destination Custom AZ
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For Actions, choose Create read replica
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In the navigation pane, choose Databases
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For Destination Custom AZ, choose the custom Availability Zone where you want to create the read replica
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Sign in to the AWS Management Console and open the Amazon RDS console at https://console.aws.amazon.com/rds/
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Choose the instance specifications that you want to use
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Choose Create read replica
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Choose the MySQL DB instance that you want to use as the source for a read replica
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For DB instance identifier, enter a name for the read replica
View Answers:
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Question 9 of 25
9. Question
Which of the following design patterns and architectural options takes place through an increase in the specifications of an individual resource, such as upgrading a server with a larger hard drive or a faster CPU?
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Question 10 of 25
10. Question
Which of the following is NOT a benefit of using an Application Load Balancer instead of a Classic Load Balancer?
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Question 11 of 25
11. Question
What do you have to ensure before creating an application load balancer?
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Question 12 of 25
12. Question
Your Online Travel Agent (OTA) startup in California recently faced tremendous growth. Users from all over the world started using the APP. After investigation, you noticed 60% of the traffic was originated from Germany. Because of this, you decide to localize your content and present all of your website’s content in German to the users from Germany and English to the rest of the users. Also, you want all queries from Europe to be routed to an ELB load balancer in the Frankfurt region.
Which of the following services would allow you to fulfill this requirement?
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Question 13 of 25
13. Question
Given the following types of Elastic Load Balancing, which one will you choose for load balancing of HTTP and HTTPS traffic?
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Question 14 of 25
14. Question
You have been tasked to create a highly available and cost-effective architecture for your Application Load Balancer. What’s the minimum number of Availability Zones required to set up to complete the task?
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Question 15 of 25
15. Question
Your web application is on a fleet of EC2 instances located in three Availability Zones which are behind an Application Load Balancer. Which health check configuration will you implement to ensure that your web app is highly-available?
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Question 16 of 25
16. Question
Your new online event management application is hosted in AWS. The application uses Multi-AZ RDS for its database tier, which has a standby replica. What are the events that will make Amazon RDS automatically perform a failover to the standby replica? (Select all that apply.)
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Question 17 of 25
17. Question
You have been tasked to migrate all of your company’s Windows-based applications to AWS. The only requirement is that the storage service must have full support for the Server Message Block protocol, Active Directory (AD) integration, and Distributed File System (DFS).
Which of the following storage service will be used to complete the migration according to the requirement?
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Question 18 of 25
18. Question
You are working for a content management company as a SysOps Administrator. The company needs a storage service that provides the scale and performance the content management applications require such as high throughput and low-latency file operations. In addition, their data needs to be stored redundantly across multiple AZs and allows concurrent connections from multiple EC2 instances hosted on multiple AZs.
Which of the following AWS storage services is most suitable for the project?
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Question 19 of 25
19. Question
A company implements Elastic IP addresses as they can mask the failure of an instance by rapidly remapping the address to another instance in their VPC. You have been hired to associate the Elastic IP address with their instance to receive a public DNS hostname.
Sort the steps from the top (first step) to the bottom (last step) to associate an Elastic IP with a running instance or network interface in their VPC using the console.
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Select the private IP address with which to associate the Elastic IP address and then choose Associate
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Open the Amazon VPC console at https://console.aws.amazon.com/vpc/
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Choose Instance or Network interface, and then select either the instance or network interface ID
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Select an Elastic IP address that's allocated for use with a VPC (the Scope column has a value of vpc), and then choose Actions, Associate Elastic IP address
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In the navigation pane, choose Elastic IPs
View Answers:
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Question 20 of 25
20. Question
Suppose you have ELB load balancers in the US West (Oregon) Region and in the Asia Pacific (Singapore) Region and you created a latency record for each load balancer. What will happen when a user in London enters the name of your domain in a browser? (Choose all that apply.)
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Question 21 of 25
21. Question
A company implements backup and restore strategies. The company needs to create and saves automated backups of their DB instances and replicate the backups to another Region.
What rules should the SysOps administrator follow to automate backups? (Select TWO.)
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Question 22 of 25
22. Question
A company runs an application on a large fleet of Amazon EC2 instances to process financial transactions. The company needs to restore the DB instance to the latest possible time after experiencing a power outage.
Which action should a SysOps administrator take to meet this requirement?
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Question 23 of 25
23. Question
You are developing a new Social Media App and accidentally you deleted a file hosted in Amazon Amazon Simple Storage Service (S3) which has caused disruption of service.
Which of the following solution will prevent this from happening again?
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Question 24 of 25
24. Question
Which of the following guidelines is NOT considered a best practice for preventing security incidents in Amazon S3?
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Question 25 of 25
25. Question
At ExamsDigest we use machine learning technologies to collect and analyze data, and we use Amazon Redshift for a data warehouse. Now, we need your help to implement a disaster recovery plan for ExamsDigest to automatically back up our cluster to a second AWS region in the event of an AWS region outage.
Which of the following is the MOST operationally efficient solution that meets these requirements?
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