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Course lessons

12 lessons in 4 blocks help you to build your knowledge of important and fundamental tech topics: hardware, software, data and cloud. These blocks will also lead to the answer of what the internet actually is.

Course structure: 4 blocks
Course structure: 4 blocks

Hardware & Infrastructure #

This block covers the essential hardware and infrastructure topics that form the foundation of technology and IT. Many of these core concepts will reappear in later lessons.

Contents of block: Hardware & Infrastructure
Contents of block: Hardware & Infrastructure

  1. Computer & devices in a nutshell
    Setting up the scene by clarifying what a computer is. Also introducing a simple core concept that will be used in later lessons… more
  2. Storing information and storage media
    A compact overview of storage media variants and why they need to exist… more
  3. Server & container
    An introduction to servers, containers, and clusters, providing a solid foundation for the next lesson… more
  4. Data center & hyperscaler
    This lesson brings together everything from previous lessons. You will understand how data centers work and why they are essential… more

Software #

In this block, we cover general software concepts and key software architectures, connecting them with the concepts introduced in the previous hardware block.

Contents of block: Software
Contents of block: Software

  1. Apps & programs
    This lesson explains the purpose and common types of software and sets the stage for the lessons that follow… more
  2. Software Architecture
    You will learn about the most important types of software architecture and how they relate to the hardware concepts we have already covered… more
  3. Domains & DNS
    This lesson explains how domains work and explores the role of DNS — an essential concept for understanding how software is accessed online… more

Data #

This block lays the foundation for understanding how data is stored, then explores the closely related fields of AI and Big Data.

Contents of block: Data
Contents of block: Data

  1. Files & Databases
    This lesson explains the most common ways to store data — using file systems or databases — and builds on concepts introduced in previous lessons… more
  2. Big Data
    This brief lesson introduces the fundamental principles of Big Data and sets the stage for the subsequent lesson on AI… more
  3. Artificial Intelligence
    In this lesson, we explore the core concepts behind Artificial Intelligence (AI), connecting them to what you’ve learned about data, storage, hardware, and software in previous lessons… more

Cloud #

Everything you have learned so far comes together in the Cloud block, where you will gain a clear understanding of what Cloud and the internet really mean.

Contents of block: Cloud
Contents of block: Cloud

  1. Cloud explained
    In this short lesson, you’ll learn what the term cloud really means in the context of IT and technology… more
  2. Service models
    This final lesson covers Cloud service models and brings together all the concepts you’ve encountered throughout the course… more
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