Operating Systems: Overview, Administration, and Security

Go to Course: https://www.coursera.org/learn/operating-systems-overview-administration-security

Introduction

Essential OS knowledge for professionals looking to get started in cybersecurity and IT support

How to adeptly navigate features unique to Windows, Linux, and MacOS ecosystems

How to manage user accounts and permissions

Valuable insights into foundational cloud computing concepts such as virtualization and containerization

Syllabus

Windows Operating Systems

In this module, you will learn about file systems and the directory structure of the Windows operating system. You will also learn how Windows separates 32-bit and 64-bit applications. The module will also enable you to explore Windows user mode and kernel mode components. Finally, you will have the opportunity to manage Windows files and folders, explore Microsoft Windows server features, and use Microsoft Windows command prompt tools for administration through hands-on labs.

In this module, you will learn about Microsoft Windows security settings to protect your system against various threats. You will also be able to create a firewall rule in Microsoft Windows Defender through a hands-on lab. Next, you will recognize the importance of patches and updates in protecting against cyberattacks. You will also explore Microsoft Update and some critical practices to ensure a smooth and successful update experience. The module will also explore Kerberos and its benefits in domain-based authentication systems. Finally, you’ll learn to uncover system vulnerabilities and weaknesses through security auditing techniques.

In this module, you will learn about Linux systems and shell commands to efficiently perform various system administration tasks. You will have access to a Linux and Bash commands cheat sheet, which will serve as a ready reckoner for commonly used commands and their syntax in the Linux terminal. This module will also cover Linux file systems, directory structures, and run levels. You will also have the opportunity to get started with the Linux terminal, explore common Linux and Unix commands, and navigate Linux user management tasks through hands-on labs.

In this module, you will learn about macOS, its features, preferences, and how to upgrade it. You will also learn the differences between iOS and Android. The module will cover fundamental concepts of virtualization and cloud computing. You will also have the opportunity to explore macOS features, create a virtual machine simulation, and explore containers, Docker, and IBM Cloud through hands-on labs.