Which operating system type is primarily used in devices like cell phones?

The correct answer is the type of operating system primarily used in devices like cell phones. An embedded operating system is specifically designed to operate small-scale devices that perform dedicated functions. These systems often have a real-time operating system component to ensure that tasks are executed within certain time constraints, which is crucial in devices that need to respond quickly to user inputs or changes in their environment.

Cell phones, for example, run on embedded operating systems that manage the hardware resources and provide a user interface while being tailored to run specific applications efficiently. These operating systems are optimized for performance and power management, which is vital in mobile devices that rely on battery power.

In contrast, server operating systems are designed for managing network resources and services, while commercial operating systems are typically used in personal computers and business workstations. Network operating systems focus on managing network resources and allowing multiple users to connect to a network, unlike embedded operating systems that are designed for single-function devices.