Final answer:
Utility programs include backup, disk management, and security utilities, each with their own functions and examples.
Step-by-step explanation:
The category of utility programs includes backup utilities, disk management utilities, and security utilities.
An example of a backup utility is Time Machine on Mac, which automatically backs up files and helps in creating copies of important data.
An example of a disk management utility is Disk Cleanup on Windows, which assists in organizing and optimizing storage by removing unnecessary files.
An example of a security utility is antivirus software like Norton, which focuses on protecting systems from threats by detecting and removing malware.
All of the above options are correct.