Book Image

AWS Certified Database – Specialty (DBS-C01) Certification Guide

By : Kate Gawron
5 (1)
Book Image

AWS Certified Database – Specialty (DBS-C01) Certification Guide

5 (1)
By: Kate Gawron

Overview of this book

The AWS Certified Database – Specialty certification is one of the most challenging AWS certifications. It validates your comprehensive understanding of databases, including the concepts of design, migration, deployment, access, maintenance, automation, monitoring, security, and troubleshooting. With this guide, you'll understand how to use various AWS databases, such as Aurora Serverless and Global Database, and even services such as Redshift and Neptune. You’ll start with an introduction to the AWS databases, and then delve into workload-specific database design. As you advance through the chapters, you'll learn about migrating and deploying the databases, along with database security techniques such as encryption, auditing, and access controls. This AWS book will also cover monitoring, troubleshooting, and disaster recovery techniques, before testing all the knowledge you've gained throughout the book with the help of mock tests. By the end of this book, you'll have covered everything you need to pass the DBS-C01 AWS certification exam and have a handy, on-the-job desk reference guide.
Table of Contents (24 chapters)
1
Part 1: Introduction to Databases on AWS
Free Chapter
2
Chapter 1: AWS Certified Database – Specialty Overview
5
Part 2: Workload-Specific Database Design
12
Part 3: Deployment and Migration and Database Security
16
Part 4: Monitoring and Optimization
20
Part 5: Assessment
21
Chapter 16: Exam Practice

Review

Let's now practice a few exam-style questions:

  1. You are a database consultant for a small local company. The company needs to monitor the read and write Input/output Operations Per Second (IOPS) metrics for their AWS MySQL RDS instance and send real-time alerts to their database team. Which AWS services can accomplish this as simply and at as low cost as possible? Choose two answers:
    1. Amazon Simple Email Service (SES)
    2. Amazon CloudWatch
    3. Amazon Simple Queue Service (SQS)
    4. Amazon SNS
    5. AWS Lambda
  2. You are a database administrator for an online shopping company. Over the weekend, their critical production database went down due to a larger than expected number of orders. What type of alarms could you create to get a warning of abnormal database load?
    1. Create a CloudWatch alarm based on a static metric, such as database connections or CPU.
    2. Use Performance Insights to observe database load statistics in real time.
    3. Create a custom AWS Lambda function to run a script against the...