Ch 3: Systems Software and Application Software

Systems Software and Application Software - Chapter Summary and Learning Objectives

In order for a computer to be useful, it needs to have an operating system. In our lessons, you'll learn the basics of operating systems (OS). Find out what an OS is and what it does to make your computer function. Throughout the lessons, key terms will be identified. These key terms will aid in your understanding of the material presented; some operating system terms that you'll see include kernel, desktop, wallpaper, start menu and icons.

Do you know what system management is? Have you ever worried about your computer's security? Watch lessons that cover the five main tasks of an operating system and find out more about concepts like system management and security.

Are you a PC or a Mac? That famous commercial may have confused you if you didn't realize operating systems help to define a computer. Window, Linux, Mac and Unix are some of the different terms that will be covered in our video lessons. You'll learn about the different types of personal, workgroup or enterprise operating systems.

While having an operating system is great, most of us need a little more from our computer. This is where application software comes in. Applications allow you to do things on your computer, such as word processing, game playing or budget managing. Discover what applications do and how they help you to accomplish important tasks.

Research more about application software and discover your software options. Study shareware, freeware and off-the-shelf software. Learn about office suite applications, word processing programs, desktop publishing, presentation packages, graphics programs and more. Some of the programs covered in our lessons include Microsoft Word, Adobe InDesign and CorelDraw. Lessons will also cover instant messaging software, e-mail services, computer-aided design and conferencing software. Additionally, find out how you can use your computer to do everything from maintaining a budget to designing your new kitchen to holding a meeting with individuals around the world. Thanks for watching our video lessons!