In which generation Computers vacuum tube were used?

First generation of computer was based on which technology?Select one:a.Transistorb.LSIc.VLSId.Vaccum Tube

When was vacuum tube invented?Option A:1900Option B:1910Option C:1906Option D:1880

Which invention made it possible to have an entire computer on a single circuit board?(1 Point)Vacuum tubesMicrochipSiliconTransistors

What technology allowed for the creation of supercomputers?*Integrated circuitsTransistorsVacuum tubesMicroprocessors

What technology characterized the first generation of computers?Group of answer choicesTransistorsVacuum tubesIntegrated circuitVery large scale integration