The soft on/off jumper should be used when working on the ATX system because it continuously supply power to a computer system.
ATX system can be defined as a power supply system which is designed and developed to provide power to the components in a computer system, especially the motherboard.
In Computer technology, the soft on/off jumper are used when working on the ATX system because it continuously supply power to a computer system, until the operating system has been properly closed.
Read more on ATX system here: https://brainly.com/question/23847749
#SPJ1