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Amazon DBS-C01 Exam

Certification Provider: Amazon
Exam Name: AWS Certified Database - Specialty
Number of questions in our database: 145
Exam Version: Nov. 24, 2021
DBS-C01 Exam Official Topics:
  • Topic 1: Determine access control and authentication mechanisms/ Determine strategies for disaster recovery and high availability
  • Topic 2: Managethe operational environment of a database solutionDomain/ Design database solutions for performance, compliance, and scalability
  • Topic 3: Recognize potential security vulnerabilities within database solutions/ Workload-Specific Database Design
  • Topic 4: Determine monitoring and alerting strategies/ Troubleshootand resolve common database issues
  • Topic 5: Determine data preparation and migration strategies/ Automate database solution deployments
  • Topic 6: Select appropriate database services for specific types of dataand workloads/ Optimize database performance
  • Topic 7: Comparethe costs of database solutions/ Determinemaintenance tasks and processes/ Determinebackup and restore strategies
  • Topic 8: Encryptdata atrest and intransit/ Executeand validate data migration/ Monitoring and Troubleshooting
  • Topic 9: Evaluateauditing solutions/ Deployment and Migration/ Management and Operations/ Database Security

Free Amazon DBS-C01 Exam Actual Questions

The questions for DBS-C01 were last updated On Nov. 24, 2021

Question #1

A financial company has allocated an Amazon RDS MariaDB DB instance with large storage capacity to accommodate migration efforts. Post-migration, the company purged unwanted data from the instance. The company now want to downsize storage to save money. The solution must have the least impact on production and near-zero downtime.

Which solution would meet these requirements?

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Correct Answer: B

Question #2

A large financial services company requires that all data be encrypted in transit. A Developer is attempting to connect to an Amazon RDS DB instance using the company VPC for the first time with credentials provided by a Database Specialist. Other members of the Development team can connect, but this user is consistently receiving an error indicating a communications link failure. The Developer asked the Database Specialist to reset the password a number of times, but the error persists.

Which step should be taken to troubleshoot this issue?

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Correct Answer: B

Question #3

A ride-hailing application uses an Amazon RDS for MySQL DB instance as persistent storage for bookings. This application is very popular and the company expects a tenfold increase in the user base in next few months. The application experiences more traffic during the morning and evening hours.

This application has two parts:

An in-house booking component that accepts online bookings that directly correspond to simultaneous requests from users.

A third-party customer relationship management (CRM) component used by customer care representatives. The CRM uses queries to access booking data.

A database specialist needs to design a cost-effective database solution to handle this workload. Which solution meets these requirements?

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Correct Answer: D

Question #4

A database specialist is building a system that uses a static vendor dataset of postal codes and related territory information that is less than 1 GB in size. The dataset is loaded into the application's cache at start up. The company needs to store this data in a way that provides the lowest cost with a low application startup time.

Which approach will meet these requirements?

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Correct Answer: A

Question #5

A database specialist needs to review and optimize an Amazon DynamoDB table that is experiencing performance issues. A thorough investigation by the database specialist reveals that the partition key is causing hot partitions, so a new partition key is created. The database specialist must effectively apply this new partition key to all existing and new data.

How can this solution be implemented?

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Correct Answer: D

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