Indicate the correct year for each of the following events in the history of computing: Year of emergence of the world's first large-scale electro...

Indicate the correct year for each of the following events in the history of computing:
Year of emergence of the world's first large-scale electronic digital computer, called ENIAC - Electrical Numerical Integrator and Computer. →
Year of release of MS-DOS - MicroSoft Disk Operating System. →
Year of release of Linux with the main Open Source (Free Software), multitasking, preemptive features. →
Year of creation of the UNIX Operating System. →


1945, 1982, 1991, 1969
1969, 1945, 1982, 1991
1945, 1991, 1982, 1969
1969, 1982, 1945, 1991