The mascot of the Linux operating system is a penguin named Tux. Tux was created by Larry Ewing and has become the widely recognized symbol representing the Linux kernel and the open-source software community.

1. Device driver is a type of system software, which helps in running any hardware connected to the computer.

2. Device driver is also called computer driver, or hardware driver.

3. It helps different computer hardware to communicate with the operating system.

1. SSO (Single Sign On) has legitimate purposes.

- One person, one identity – with all mapped data sets and documents for every state resident

- Documents and affidavits are not required for service delivery

- Single window interface to access various digital services of state government departments

All the mentioned errors are handled by OS. The OS is continuously monitoring all of its resources. Also, the OS is constantly detecting and correcting errors.

"MUS" is not a recognized operating system abbreviation in common use. Operating systems are software programs that manage computer hardware and provide services for computer programs. Examples of well-known operating systems include Windows, macOS, Linux, and Unix. "MUS" does not correspond to any widely used operating system.