An overview of operating systems can be described using various synonyms such as a summary of OS, a survey of operating systems, a broad view of OS, a holistic perspective of operating systems, or a general outline of the different OS available. Each of these synonyms accurately conveys the concept of understanding the key components and features of operating systems. By having an overview of operating systems, users can gain a better understanding of the fundamental concepts behind different operating systems and their respective functions. This knowledge can be useful in making informed decisions about which OS to use or in better troubleshooting issues that commonly arise with different operating systems.