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AWS Certified Associate SAA-C03 Syllabus Exam Questions Answers

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Total 911 questions

AWS Certified Solutions Architect - Associate (SAA-C03) Questions and Answers

Question 121

A company uses a popular content management system (CMS) for its corporate website. However, the required patching and maintenance are burdensome. The company is redesigning its website and wants anew solution. The website will be updated four times a year and does not need to have any dynamic content available. The solution must provide high scalability and enhanced security.

Which combination of changes will meet these requirements with the LEAST operational overhead? (Choose two.)

Options:

A.

Deploy an AWS WAF web ACL in front of the website to provide HTTPS functionality

B.

Create and deploy an AWS Lambda function to manage and serve the website content

C.

Create the new website and an Amazon S3 bucket Deploy the website on the S3 bucket with static website hosting enabled

D.

Create the new website. Deploy the website by using an Auto Scaling group of Amazon EC2 instances behind an Application Load Balancer.

Question 122

A company runs a production application on a fleet of Amazon EC2 instances. The application reads the data from an Amazon SQS queue and processes the messages in parallel. The message volume is unpredictable and often has intermittent traffic. This application should continually process messages without any downtime.

Which solution meets these requirements MOST cost-effectively?

Options:

A.

Use Spot Instances exclusively to handle the maximum capacity required.

B.

Use Reserved Instances exclusively to handle the maximum capacity required.

C.

Use Reserved Instances for the baseline capacity and use Spot Instances to handle additional capacity.

D.

Use Reserved Instances for the baseline capacity and use On-Demand Instances to handle additional capacity.

Question 123

A company has an event-driven application that invokes AWS Lambda functions up to 800 times each minute with varying runtimes. The Lambda functions access data that is stored in an Amazon Aurora MySQL OB cluster. The company is noticing connection timeouts as user activity increases The database shows no signs of being overloaded. CPU. memory, and disk access metrics are all low.

Which solution will resolve this issue with the LEAST operational overhead?

Options:

A.

Adjust the size of the Aurora MySQL nodes to handle more connections. Configure retry logic in the Lambda functions for attempts to connect to the database

B.

Set up Amazon ElastiCache tor Redls to cache commonly read items from the database. Configure the Lambda functions to connect to ElastiCache for reads.

C.

Add an Aurora Replica as a reader node. Configure the Lambda functions to connect to the reader endpoint of the OB cluster rather than lo the writer endpoint.

D.

Use Amazon ROS Proxy to create a proxy. Set the DB cluster as the target database Configure the Lambda functions lo connect to the proxy rather than to the DB cluster.

Question 124

A solutions architect needs to securely store a database user name and password that an application uses to access an Amazon RDS DB instance. The application that accesses the database runs on an Amazon EC2 instance. The solutions architect wants to create a secure parameter in AWS Systems Manager Parameter Store.

What should the solutions architect do to meet this requirement?

Options:

A.

Create an IAM role that has read access to the Parameter Store parameter. Allow Decrypt access to an AWS Key Management Service (AWS KMS) key that is used to encrypt the parameter. Assign this IAM role to the EC2 instance.

B.

Create an IAM policy that allows read access to the Parameter Store parameter. Allow Decrypt access to an AWS Key Management Service (AWS KMS) key that is used to encrypt the parameter. Assign this IAM policy to the EC2 instance.

C.

Create an IAM trust relationship between the Parameter Store parameter and the EC2 instance. Specify Amazon RDS as a principal in the trust policy.

D.

Create an IAM trust relationship between the DB instance and the EC2 instance. Specify Systems Manager as a principal in the trust policy.

Page: 31 / 66
Total 911 questions