An overview of the AWS Certified Database - Specialty (DBS-C01) Certification

The AWS Certified Database - Specialty (DBS-C01) certification validates expertise in designing, deploying, managing, and operating AWS relational database services. It demonstrates proficiency in working with Amazon Aurora, Amazon RDS, Amazon DynamoDB, Amazon ElastiCache, and Amazon Neptune. Candidates are expected to have experience in database design, performance tuning, backup and recovery, and security best practices.

To prepare for the exam, consider using resources such as DumpsBoss for practice questions and study materials. The certification process involves passing a single exam, which consists of multiple-choice and multiple-answer questions. By earning the AWS Certified Database - Specialty (DBS-C01) certification, individuals demonstrate their ability to effectively manage and optimize AWS database services, ensuring optimal performance and reliability.

The Benefits of Obtaining the AWS Certified Database - Specialty (DBS-C01) Certification

Obtaining the AWS Certified Database - Specialty (DBS-C01) certification offers several benefits for professionals in the field of database management and administration.

Firstly, it demonstrates a high level of expertise and proficiency in designing, deploying, and managing AWS database services. This certification validates the ability to work effectively with Amazon Aurora, Amazon RDS, Amazon DynamoDB, Amazon ElastiCache, and Amazon Neptune, which are widely used in modern cloud environments.

Secondly, the DBS-C01 certification enhances career opportunities and earning potential. Employers recognize the value of this certification as it signifies a deep understanding of AWS database technologies and best practices. Certified individuals are often sought after for their expertise in optimizing database performance, ensuring data security, and implementing scalable and reliable database solutions.

Furthermore, preparing for and obtaining the DBS-C01 certification encourages continuous learning and professional development. It requires candidates to stay up-to-date with the latest AWS database services and features, fostering a culture of innovation and growth.

To enhance your preparation, consider utilizing resources such as DumpsBoss for practice questions and study materials. By investing in the AWS Certified Database - Specialty (DBS-C01) certification, you can elevate your career, demonstrate your expertise, and contribute more effectively to the success of your organization.

Exam Details, Including the Format and Content of the Exam Table

The AWS Certified Database - Specialty (DBS-C01) exam consists of multiple-choice and multiple-answer questions, with a time limit of 180 minutes. It covers a wide range of topics related to designing, deploying, managing, and operating AWS database services.

The exam blueprint outlines the following content domains and their respective weights:

  • Database Design (27%): Database principles, data modeling, schema design, and data types.
  • Deployment and Provisioning (27%): Instance provisioning, database creation, configuration management, and scaling.
  • Database Operations (22%): Performance monitoring, troubleshooting, backup and recovery, and data protection.
  • Security (12%): Database security best practices, access control, encryption, and auditing.
  • Database Migration (12%): Migration strategies, tools, and techniques for migrating databases to AWS.

 

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Title "DBS-C01 Exam Guide: Ace the AWS Certified Database – Specialty Certification"
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To prepare effectively, it is recommended to have at least 5 years of experience in database management and administration, focusing on AWS database services. Additionally, familiarizing yourself with the AWS documentation and utilizing practice questions from resources like DumpsBoss can greatly enhance your chances of success.

Study Resources for Preparing for the AWS Certified Database - Specialty (DBS-C01) Certification

Preparing for the AWS Certified Database - Specialty (DBS-C01) certification requires a complete study plan and access to high-quality resources.

Official AWS Resources:

  • AWS Certified Database - Specialty Exam Guide: Outlines the exam blueprint, content domains, and recommended experience.
  • AWS Database Services Documentation: Provides detailed technical information on Amazon Aurora, Amazon RDS, Amazon DynamoDB, Amazon ElastiCache, and Amazon Neptune.
  • AWS Training and Certification: Offers instructor-led and online training courses specifically designed for the DBS-C01 certification.

Third-Party Resources:

  • DumpsBoss: Provides practice questions and mock exams to simulate the actual exam experience.
  • Books: Several books are available that cover the exam topics in depth, such as "AWS Certified Database - Specialty (DBS-C01) Certification Guide" and "AWS Database Services Cookbook".
  • Online Courses: Platforms like DumpsBoss offer complete video courses taught by industry experts.

By combining official AWS resources with reputable third-party materials, candidates can effectively prepare for the DBS-C01 certification and demonstrate their proficiency in designing, deploying, managing, and operating AWS database services.

Tips for Passing the AWS Certified Database - Specialty (DBS-C01) Certification Exam

To increase your chances of passing the AWS Certified Database - Specialty (DBS-C01) certification exam, consider the following tips:

  • Thoroughly Study the Exam Blueprint: Familiarize yourself with the content domains and their weights to prioritize your studies.
  • Utilize Official AWS Resources: Leverage AWS documentation, training courses, and practice exams to gain a deep understanding of the exam topics.
  • Practice with DumpsBoss: Utilize practice questions and mock exams from DumpsBoss to simulate the actual exam experience and identify areas for improvement.
  • Focus on Hands-On Experience: Gain practical experience in managing AWS database services through projects or hands-on labs.
  • Join Study Groups or Forums: Engage with other candidates and industry experts to discuss concepts, share knowledge, and learn from diverse perspectives.
  • Manage Your Time Effectively: During the exam, allocate time wisely to each question and avoid spending too much time on any single question.
  • Read Questions Carefully: Ensure you fully understand the question before selecting an answer to avoid misinterpretations.

Following these tips and dedicating yourself to a complete study plan can increase your confidence and preparedness for the AWS Certified Database - Specialty (DBS-C01) certification exam.

Benefits of using DumpsBoss to prepare for the AWS Certified Database - Specialty (DBS-C01) certification

Utilizing DumpsBoss to prepare for the AWS Certified Database - Specialty (DBS-C01) certification offers several benefits:

  • Realistic Practice Questions: DumpsBoss provides a complete collection of practice questions that closely resemble the actual exam, helping you identify your strengths and weaknesses.
  • Exam Simulation: DumpsBoss offers mock exams that simulate the real exam environment, allowing you to familiarize yourself with the exam format and time constraints.
  • Detailed Explanations: Each practice question is accompanied by detailed explanations, enabling you to understand the correct answers and reinforce your knowledge.
  • Performance Tracking: DumpsBoss tracks your progress and provides personalized feedback, helping you monitor your improvement and focus on areas that require more attention.
  • Time-Saving: By utilizing DumpsBoss, you can effectively prepare for the exam in a shorter amount of time, as the platform streamlines the learning process.

Incorporating DumpsBoss into your study plan can significantly enhance your preparation for the DBS-C01 certification exam, increasing your chances of success and demonstrating your expertise in designing, deploying, managing, and operating AWS database services.

Career Opportunities for Individuals with the AWS Certified Database - Specialty (DBS-C01) Certification

Earning the AWS Certified Database - Specialty (DBS-C01) certification opens up a wide range of career opportunities for individuals with expertise in designing, deploying, managing, and operating AWS database services. Certified professionals are highly sought after by organizations of all sizes, including:

  • Cloud service providers
  • Software vendors
  • Consulting firms
  • Enterprises with significant AWS adoption

Specific job roles that may be available to DBS-C01 certified individuals include:

  • Database Architect: Design and implement scalable and reliable database solutions on AWS.
  • Database Administrator: Manage and administer AWS database services, ensuring high availability, performance, and security.
  • Cloud Database Engineer: Migrate and manage databases to AWS, optimize performance, and implement cost-effective solutions.
  • Data Engineer: Design and build data pipelines using AWS database services, ensuring data integrity and accessibility.
  • Solutions Architect: Provide technical guidance and design solutions for AWS database services within complex enterprise environments.

With the increasing adoption of AWS database services, the demand for DBS-C01-certified professionals is expected to grow significantly in the coming years.

AWS Certified Database - Specialty (DBS-C01) Certification Guide for Complete Preparation

The AWS Certified Database - Specialty (DBS-C01) Certification Guide provides complete preparation materials to help individuals succeed in the certification exam. This guide covers all the exam topics in-depth, including:

  • Database Design
  • Deployment and Provisioning
  • Database Operations
  • Security
  • Database Migration

The guide includes:

  • Detailed explanations of key concepts
  • Real-world examples and case studies
  • Practice questions and mock exams

By utilizing the AWS Certified Database - Specialty (DBS-C01) Certification Guide, candidates can effectively prepare for the exam and demonstrate their expertise in designing, deploying, managing, and operating AWS database services. Additionally, supplementing your preparation with practice questions from DumpsBoss can further enhance your chances of success.

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Sample Multiple Choice Questions for the Amazon AWS DBS-C01 Exam

QUESTION NO: 1

A company plans to use AWS Database Migration Service (AWS DMS) to migrate its database from one Amazon EC2 instance to another EC2 instance as a full load task. The company wants the database to be inactive during the migration. The company will use a dms.t3.medium instance to perform the migration and will use the default settings for the migration.

Which solution will MOST improve the performance of the data migration?

A. Increase the number of tables that are loaded in parallel.

B. Drop all indexes on the source tables.

C. Change the processing mode from the batch-optimized apply option to transactional mode.

D. Enable Multi-AZ on the target database while the full load task is in progress.

QUESTION NO: 2

A Database Specialist is constructing a new Amazon Neptune DB cluster and tries to load data from Amazon S3 using the Neptune bulk loader API. The Database Specialist is confronted with the following error message:

€Unable to establish a connection to the s3 endpoint. The source URL is s3:/mybucket/graphdata/ and the region code is us- east-1. Kindly confirm your Configuration S3.

Which of the following activities should the Database Specialist take to resolve the issue? (Select two.)

A. Check that Amazon S3 has an IAM role granting read access to Neptune

B. Check that an Amazon S3 VPC endpoint exists

C. Check that a Neptune VPC endpoint exists

D. Check that Amazon EC2 has an IAM role granting read access to Amazon S3

E. Check that Neptune has an IAM role granting read access to Amazon S3

QUESTION NO: 3

A company has a database monitoring solution that uses Amazon CloudWatch for its Amazon RDS for SQL Server environment. The cause of a recent spike in CPU utilization was not determined using the standard metrics that were collected. The CPU spike caused the application to perform poorly, impacting users. A Database Specialist needs to determine what caused the CPU spike.

Which combination of steps should be taken to provide more visibility into the processes and queries running during an increase in CPU load? (Choose two.)

A. Enable Amazon CloudWatch Events and view the incoming T-SQL statements causing the CPU to spike.

B. Enable Enhanced Monitoring metrics to view CPU utilization at the RDS SQL Server DB instance level.

C. Implement a caching layer to help with repeated queries on the RDS SQL Server DB instance.

D. Use Amazon QuickSight to view the SQL statement being run.

E. Enable Amazon RDS Performance Insights to view the database load and filter the load by waits, SQL statements, hosts, or users.

QUESTION NO: 4

A financial company is hosting its web application on AWS. The application’s database is hosted on Amazon RDS for MySQL with automated backups enabled. The application has caused a logical corruption of the database, which is causing the application to become unresponsive. The specific time of the corruption has been identified, and it was within the backup retention period.

How should a database specialist recover the database to the most recent point before corruption?

A. Use the point-in-time restore capability to restore the DB instance to the specified time. No changes to the application connection string are required.

B. Use the point-in-time restore capability to restore the DB instance to the specified time. Change the application connection string to the new, restored DB instance.

C. Restore using the latest automated backup. Change the application connection string to the new, restored DB instance.

D. Restore using the appropriate automated backup. No changes to the application connection string are required.

QUESTION NO: 5

A database professional maintains a fleet of Amazon RDS database instances that are configured to utilize the default database parameter group. A database expert must connect a custom parameter group with certain database instances.

When will the instances be allocated to this new parameter group once the database specialist performs this change?

A. Instantaneously after the change is made to the parameter group

B. In the next scheduled maintenance window of the DB instances

C. After the DB instances are manually rebooted

D. Within 24 hours after the change is made to the parameter group

QUESTION NO: 6

AWS CloudFormation stack including an Amazon RDS database instance was mistakenly removed, resulting in the loss of recent data. A Database Specialist must apply RDS parameters to the CloudFormation template in order to minimize the possibility of future inadvertent instance data loss.

Which settings will satisfy this criterion? (Select three.)

A. Set DeletionProtection to True

B. Set MultiAZ to True

C. Set TerminationProtection to True

D. Set DeleteAutomatedBackups to False

E. Set DeletionPolicy to Delete

F. Set DeletionPolicy to Retain

QUESTION NO: 7

A company is using Amazon RDS for MySQL to redesign its business application. A Database Specialist has noticed that the Development team is restoring their MySQL database multiple times a day when Developers make mistakes in their schema updates. The Developers sometimes need to wait hours for the restores to complete.

Multiple team members are working on the project, making it difficult to find the correct restore point for each mistake. Which approach should the Database Specialist take to reduce downtime?

A. Deploy multiple read replicas and have the team members make changes to separate replica instances

B. Migrate to Amazon RDS for SQL Server, take a snapshot, and restore from the snapshot

C. Migrate to Amazon Aurora MySQL and enable the Aurora Backtrack feature

D. Enable the Amazon RDS for MySQL Backtrack feature

QUESTION NO: 8

A Database Specialist is creating a new Amazon Neptune DB cluster, and is attempting to load data from Amazon S3 into the Neptune DB cluster using the Neptune bulk loader API. The Database Specialist receives the following error: “Unable to connect to s3 endpoint. Provided source = s3://mybucket/graphdata/ and region = us-east-1. Please verify your S3 configuration.”

Which combination of actions should the Database Specialist take to troubleshoot the problem? (Choose two.)

A. Check that Amazon S3 has an IAM role granting read access to Neptune

B. Check that an Amazon S3 VPC endpoint exists

C. Check that a Neptune VPC endpoint exists

D. Check that Amazon EC2 has an IAM role granting read access to Amazon S3

E. Check that Neptune has an IAM role granting read access to Amazon S3

QUESTION NO: 9

A company uses a single-node Amazon RDS for MySQL DB instance for its production database. The DB instance runs in an AWS Region in the United States.

A week before a big sales event, a new maintenance update is available for the DB instance. The maintenance update is marked as required. The company wants to minimize downtime for the DB instance and asks a database specialist to make the DB instance highly available until the sales event ends.

Which solution will meet these requirements?

A. Defer the maintenance update until the sales event is over.

B. Create a read replica with the latest update. Initiate a failover before the sales event.

C. Create a read replica with the latest update. Transfer all read-only traffic to the read replica during the sales event.

D. Convert the DB instance into a Multi-AZ deployment. Apply the maintenance update.

QUESTION NO: 10

A company is running a two-tier e-commerce application in one AWS account. The web server is deployed using an Amazon RDS for MySQL Multi-AZ DB instance. A Developer mistakenly deleted the database in the production environment. The database has been restored, but this resulted in hours of downtime and lost revenue.

Which combination of changes in existing IAM policies should a Database Specialist make to prevent an error like this from happening in the future? (Choose three.)

A. Grant the least privilege to groups, users, and roles

B. Allow all users to restore a database from a backup that will reduce the overall downtime to restore the database

C. Enable multi-factor authentication for sensitive operations to access sensitive resources and API operations

D. Use policy conditions to restrict access to selective IP addresses

E. Use AccessList Controls policy type to restrict users for database instance deletion

F. Enable AWS CloudTrail logging and Enhanced Monitoring

QUESTION NO: 11

A gaming company is evaluating Amazon ElastiCache as a solution to manage player leaderboards. Millions of players around the world will complete in annual tournaments. The company wants to implement an architecture that is highly available. The company also wants to ensure that maintenance activities have minimal impact on the availability of the gaming platform.

Which combination of steps should the company take to meet these requirements? (Choose two.)

A. Deploy an ElastiCache for Redis cluster with read replicas and Multi-AZ enabled.

B. Deploy an ElastiCache for Memcached global datastore.

C. Deploy a single-node ElastiCache for the Redis cluster with automatic backups enabled. In the event of a failure, create a new cluster and restore data from the most recent backup.

D. Use the default maintenance window to apply any required system changes and mandatory updates as soon as they are available.

E. Choose a preferred maintenance window at the time of lowest usage to apply any required changes and mandatory updates.

QUESTION NO: 12

A company has an application that uses an Amazon DynamoDB table as its data store. During normal business days, the throughput requirements from the application are uniform and consist of 5 standard write calls per second to the DynamoDB table. Each write call has 2 KB of data.

For 1 hour each day, the company runs an additional automated job on the DynamoDB table that makes 20 write requests per second. No other application writes to the DynamoDB table. The DynamoDB table does not have to meet any additional capacity requirements.

How should a database specialist configure the DynamoDB table’s capacity to meet these requirements MOST cost-effectively?

A. Use DynamoDB provisioned capacity with 5 WCUs and auto scaling.

B. Use DynamoDB provisioned capacity with 5 WCUs and a write-through cache that DynamoDB Accelerator (DAX) provides.

C. Use DynamoDB provisioned capacity with 10 WCUs and auto-scaling.

D. Use DynamoDB provisioned capacity with 10 WCUs and no auto-scaling.

QUESTION NO: 13

A company is loading sensitive data into an Amazon Aurora MySQL database. To meet compliance requirements, the company needs to enable audit logging on the Aurora MySQL DB cluster to audit database activity. This logging will include events such as connections, disconnections, queries, and tables queried. The company also needs to publish the DB logs to Amazon CloudWatch to perform real-time data analysis.

Which solution meets these requirements?

A. Modify the default option group parameters to enable Advanced Auditing. Restart the database for the changes to take effect.

B. Create a custom DB cluster parameter group. Modify the parameters for Advanced Auditing. Modify the cluster to associate the new custom DB parameter group with the Aurora MySQL DB cluster.

C. Take a snapshot of the database. Create a new DB instance, and enable custom auditing and logging to CloudWatch. Deactivate the DB instance that has no logging.

D. Enable AWS CloudTrail for the DB instance. Create a filter that provides only connections, disconnections, queries, and tables queried.

QUESTION NO: 14

A database specialist is designing an application to answer one-time queries. The application will query complex customer data and provide reports to end users. These reports can include many fields. The database specialist wants to give users the ability to query the database by using any of the provided fields.

The database’s traffic volume will be high but variable during peak times. However, the database will not have much traffic at other times during the day.

Which solution will meet these requirements MOST cost-effectively?

A. Amazon DynamoDB with provisioned capacity mode and auto-scaling

B. Amazon DynamoDB with on-demand capacity mode

C. Amazon Aurora with auto-scaling enabled

D. Amazon Aurora in a serverless mode

QUESTION NO: 15

The website of a manufacturing firm makes use of an Amazon Aurora PostgreSQL database cluster.

Which settings will result in the LEAST amount of downtime for the application during failover? (Select three.)

A. Use the provided read-and-write Aurora endpoints to establish a connection to the Aurora DB cluster.

B. Create an Amazon CloudWatch alert triggering a restore in another Availability Zone when the primary Aurora DB cluster is unreachable.

C. Edit and enable Aurora DB cluster cache management in parameter groups.

D. Set TCP keepalive parameters to a high value.

E. Set JDBC connection string timeout variables to a low value.

F. Set Java DNS caching timeouts to a high value.