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Article · 7 min read
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Instructors: IBM Skills Network Team
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Recommended experience
Beginner level
No prior experience or degree required
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
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51% of organizations are planning to increase security investments as a result of a breach (IBM Report). Companies need skilled IT support and cybersecurity professionals now more than ever. Whether you’re just starting out or switching to tech, this course provides the critical operating systems (OS) knowledge you need to move forward.
Operating systems are fundamental to all aspects of computing. In this course, you’ll learn foundational concepts common to all operating systems and the unique aspects of Windows, Linux, and MacOS. You’ll explore OS file systems and the associated security features. You'll discover the macOS features that revolutionized OS functionality. Plus, you’ll investigate virtualization and containerization. Additionally, through labs and a final project, you’ll get hands-on managing virus and threat protection, configuring user accounts and permissions with command-line tools, and securing systems against threats. If you’re looking to get started IT or cybersecurity, enroll today to gain essential knowledge in operating systems that enables you to work towards a career in cybersecurity, system administration, network engineering, or IT support.
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.
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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.
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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.
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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.
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We asked all learners to give feedback on our instructors based on the quality of their teaching style.
At IBM, we know how rapidly tech evolves and recognize the crucial need for businesses and professionals to build job-ready, hands-on skills quickly. As a market-leading tech innovator, we’re committed to helping you thrive in this dynamic landscape. Through IBM Skills Network, our expertly designed training programs in AI, software development, cybersecurity, data science, business management, and more, provide the essential skills you need to secure your first job, advance your career, or drive business success. Whether you’re upskilling yourself or your team, our courses, Specializations, and Professional Certificates build the technical expertise that ensures you, and your organization, excel in a competitive world.
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Reviewed on Aug 30, 2020
Extremely informative, however I just wish there was more hands-on learning rather than just watching videos. Nonetheless, it is still a great course worth taking.
Reviewed on Jul 13, 2020
If any one want to strong basics in cybersecurity please do all the IBM cyber security courses you will be perfect with a strong basics.what a good courses with very important stuff.
Reviewed on Sep 1, 2023
I have nothing but good things to say about my experience with Coursera. I have loved the learning I have been able to do and look forward to taking many more classes with them 
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