Book Image

Azure Data Engineer Associate Certification Guide

By : Newton Alex
Book Image

Azure Data Engineer Associate Certification Guide

By: Newton Alex

Overview of this book

Azure is one of the leading cloud providers in the world, providing numerous services for data hosting and data processing. Most of the companies today are either cloud-native or are migrating to the cloud much faster than ever. This has led to an explosion of data engineering jobs, with aspiring and experienced data engineers trying to outshine each other. Gaining the DP-203: Azure Data Engineer Associate certification is a sure-fire way of showing future employers that you have what it takes to become an Azure Data Engineer. This book will help you prepare for the DP-203 examination in a structured way, covering all the topics specified in the syllabus with detailed explanations and exam tips. The book starts by covering the fundamentals of Azure, and then takes the example of a hypothetical company and walks you through the various stages of building data engineering solutions. Throughout the chapters, you'll learn about the various Azure components involved in building the data systems and will explore them using a wide range of real-world use cases. Finally, you’ll work on sample questions and answers to familiarize yourself with the pattern of the exam. By the end of this Azure book, you'll have gained the confidence you need to pass the DP-203 exam with ease and land your dream job in data engineering.
Table of Contents (23 chapters)
1
Part 1: Azure Basics
3
Part 2: Data Storage
10
Part 3: Design and Develop Data Processing (25-30%)
15
Part 4: Design and Implement Data Security (10-15%)
17
Part 5: Monitor and Optimize Data Storage and Data Processing (10-15%)
20
Part 6: Practice Exercises

Sample questions from the Design and Implement Data Storage section

Let's look at a random mix of questions from data storage-related topics.

Case study – data lake

The case study questions will have a detailed description of the case followed by the questions.

Background

You have been hired to build a ticket scanning system for a country's railways department. Millions of passengers will be traveling on the trains every day. It has been observed that some passengers misuse their tickets by sharing them with others or using them for more rides than allowed. The railway officers want a real-time system to track such fraud occurrences.

Technical details

  • A ticket is considered fraudulent it if is used more than 10 times a day.
  • Build a real-time alerting system to generate alerts whenever such fraud happens.
  • Generate a monthly fraud report of the number of incidents and the train stations where it happens.

You need to build a data...