TEST 6 EXAM QUESTIONS

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TEST 6 EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

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-Guarantee passing score -32 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: A top university has recently launched its online learning portal where the students can take e-learning courses from the comforts of their homes. The portal is on a large On-Demand EC2 instance with a single Amazon Aurora database.How can you improve the availability of your Aurora database to prevent any unnecessary downtime of the online portal?

Answer:

create Aurora replicas Question 2: A startup company wants to launch a fleet of EC2 instances on AWS. Your manager wants to ensure that the Java programming language is installed automatically when the instance is launched. In which of the below configurations can you achieve this requirement?

Answer:

user data have the option of passing user data to the instance that can be used to perform common automated configuration tasks and even run scripts after the instance starts. You can write and run scripts that install new packages, software, or tools in your instance when it is launched.

Question 3: You are instructed by your manager to create a publicly accessible EC2 instance by using an Elastic IP (EIP) address and also to give him a report on how much it will cost to use that EIP.Which of the following statements is correct regarding the pricing of EIP?There is no cost if the instance is stopped and it has only one associated EIP.(Incorrect)

Answer:

An Elastic IP address doesn't incur charges as long as the following conditions are true: -The Elastic IP address is associated with an Amazon EC2 instance.-The instance associated with the Elastic IP address is running.-The instance has only one Elastic IP address attached to it.Question 4: web application, which is hosted in your on-premises data center and uses a MySQL database, must be migrated to AWS Cloud. You need to ensure that the network traffic to and from your RDS database instance is encrypted using SSL. For improved security, you have to use the profile credentials specific to your EC2 instance to access your database, instead of a password.Which of the following should you do to meet the above requirement?

Answer:

You can authenticate to your DB instance using AWS Identity and Access Management (IAM) database authentication. IAM database authentication works with MySQL and PostgreSQL. With this authentication method, you don't need to use a password when you connect to a DB instance. Instead, you use an authentication token.Question 5: A startup is building an AI-based face recognition application in AWS, where they store millions of images in an S3 bucket. As the Solutions Architect, you have to ensure that each and every image uploaded to their system is stored without any issues.What is the correct indication that an object was successfully stored when you put objects in Amazon S3?

Answer:

http 200 checksum Question 6: A game development company operates several virtual reality (VR) and augmented reality (AR) games which use various RESTful web APIs hosted on their on-premises data center. Due to the unprecedented growth of their company, they decided to migrate their system to AWS Cloud to scale out their resources as well to minimize costs.Which of the following should you recommend as the most cost-effective and scalable solution to meet the above requirement?

Answer:

With AWS Lambda, you pay only for what you use. You are charged based on the number of requests for your functions and the duration, the time it takes for your code to execute

Question 7: You are working as a Solutions Architect in a global investment bank which requires corporate IT governance and cost oversight of all of their AWS resources across their divisions around the world. Their corporate divisions want to maintain administrative control of the discrete AWS resources they consume and ensure that those resources are separate from other divisions.Which of the following options will support the autonomy of each corporate division while enabling the corporate IT to maintain governance and cost oversight? (Select TWO.)

Answer:

In this scenario, enabling IAM cross-account access for all corporate IT administrators in each child account and using AWS Consolidated Billing by creating AWS Organizations to link the divisions' accounts to a parent corporate account Question 8: You are working for a computer animation film studio that has a web application running on an Amazon EC2 instance. It uploads 5 GB video objects to an Amazon S3 bucket.Video uploads are taking longer than expected, which impacts the performance of your application.Which method will help improve the performance of your application?

Answer:

enable multi[art upload on your s3 bucket API Question 9: You are working as a Cloud Engineer in a leading technology consulting firm which is using a fleet of Windows-based EC2 instances with IPv4 addresses launched in a private subnet. Several software installed in the EC2 instances are required to be updated via the Internet.Which of the following services can provide you with a highly available solution to safely allow the instances to fetch the software patches from the Internet but prevent outside network from initiating a connection?

Answer:

The NAT Gateway service is also a managed service that does not require your administration efforts.Question 10: A Solutions Architect is developing a three-tier cryptocurrency web application for a FinTech startup. The Architect has been instructed to restrict access to the database tier to only accept traffic from the application-tier and deny traffic from other sources. The application-tier is composed of application servers hosted in an Auto Scaling group of EC2 instances.Which of the following options is the MOST suitable solution to implement in this scenario?

Answer:

A security group acts as a virtual firewall for your instance to control inbound and outbound traffic. When you launch an

instance in a VPC, you can assign up to five security groups to the instance. Security groups act at the instance level set up the security group of the database tier to allow database traffic from the security group of the application servers Question 11: A construction company has an online system that tracks all of the status and progress of their projects. The system is hosted in AWS and there is a requirement to monitor the read and write IOPs metrics for their MySQL RDS instance and send real-time alerts to their DevOps team.Which of the following services in AWS can you use to meet the requirements? (Select TWO.)

Answer:

CloudWatch and Amazon Simple Notification Service .Question 12: You are working for a startup which develops an AI-based traffic monitoring service. You need to register a new domain called www.tutorialsdojo-ai.com and set up other DNS entries for the other components of your system in AWS. Which of the following is not supported by Amazon Route 53?

Answer:

Amazon Route 53's DNS services does not support DNSSEC at this time. Domain system security extension Question 13: Your company has developed a financial analytics web application hosted in a Docker container using MEAN (MongoDB, Express.js, AngularJS, and Node.js) stack. You want to easily port that web application to AWS Cloud which can automatically handle all the tasks such as balancing load, auto-scaling, monitoring, and placing your containers across your cluster.Which of the following services can be used to fulfill this requirement?

Answer:

Elastic Beanstalk supports the deployment of web applications from Docker containers. With Docker containers, you can define your own runtime environment.Question 14: In a tech company that you are working for, there is a requirement to allow one IAM user to modify the configuration of one of your Elastic Load Balancers (ELB) which is used in a specific project. Each developer in your company has an individual IAM user and they usually move from one project to another.Which of the following would be the best way to allow this access?

Answer:

IAM Role