interrupt signal

…along with mechanisms such as interrupts (to get the attention of the operating system to handle urgent tasks) and buffers (for temporary storage of data during input/output to make the transfer run more smoothly). Modern large computers interact with hundreds of users simultaneously, giving each one the perception of being…

…rudimentary supervisor program was the interrupt facility. It had to be able to stop a running program when necessary but save the state of the program and all registers so that after the interruption was over the program could be restarted from where it left off.

…Sweeney, Brooks invented the computer’s interrupt system, which is used to recognize different computing “events” that require immediate attention and to synchronize the activities of multiple programs or input/output devices. Brooks also managed the development of the IBM OS/360 operating system and its associated family of computers. In this capacity…