What is a possible situation when it might be necessary to boot Windows 7 from a USB device, a CD, or a DVD?
- to disable background services
- to delete registry keys
- to partition the hard drive
- to repair the system
Disabling background services, deleting registry keys, and partitioning the hard drive do not require rebooting a PC. It might be necessary to boot a computer from a USB drive in order to repair the system in some situations.