Book Image

Microsoft Certified Azure Data Fundamentals (Exam DP-900) Certification Guide

By : Marcelo Leite
5 (1)
Book Image

Microsoft Certified Azure Data Fundamentals (Exam DP-900) Certification Guide

5 (1)
By: Marcelo Leite

Overview of this book

Passing the DP-900 Microsoft Azure Data Fundamentals exam opens the door to a myriad of opportunities for working with data services in the cloud. But it is not an easy exam and you'll need a guide to set you up for success and prepare you for a career in Microsoft Azure. Absolutely everything you need to pass the DP-900 exam is covered in this concise handbook. After an introductory chapter covering the core terms and concepts, you'll go through the various roles related to working with data in the cloud and learn the similarities and differences between relational and non-relational databases. This foundational knowledge is crucial, as you'll learn how to provision and deploy Azure's relational and non-relational services in detail later in the book. You'll also gain an understanding of how to glean insights with data analytics at both small and large scales, and how to visualize your insights with Power BI. Once you reach the end of the book, you'll be able to test your knowledge with practice tests with detailed explanations of the correct answers. By the end of this book, you will be armed with the knowledge and confidence to not only pass the DP-900 exam but also have a solid foundation from which to embark on a career in Azure data services.
Table of Contents (21 chapters)
1
Part 1: Core Data Concepts
7
Part 2: Relational Data in Azure
11
Part 3: Non-Relational Data in Azure
14
Part 4: Analytics Workload on Azure

Sample questions and answers

Try answering the following questions to test your knowledge:

  1. Which of the following is a document’s unique identifier, which is often hashed for even data distribution and helps in data retrieval from the document in the document data store?
    1. Primary key
    2. Hash key
    3. Secondary key
    4. Document key
  2. The object data values and named string fields in documents are managed by a document data store. The document key is a unique identifier for the document that is frequently hashed to ensure that data is distributed evenly. It facilitates data retrieval from the document. The document key is established automatically in certain document databases, while in others, you must set a property of the document and use it as the document key. Select the correct statement:
    1. A document data store’s document does not have a primary key. The data is obtained using a document key, which is a unique identifier.
    2. In the document data storage, there is no hash key....