A synopsis of the first generation Computers
The first generation computers were run by several types of memories and the gradual advancement in the technology applied for development of memories deserves mention. Mercury filled tubes called "Delay Lines" were used for high speed internal memory in computers like EDSAC, BINAC, SEAC, DEUCE and pilot model of ACE. In Manchester baby it was the electronic memory where a two-dimensional rectangular array of binary digits was stored on the face of a cathode ray tube.