Generation of Computers
First Generation Computers Computer Characteristics & Capabilities 1 Size Size was equivalent to a room. 2 Density One component per circuit. 3 Speed Hundred instructions per second. 4 Reliability Failure of circuit in hours. 5 Memory Thousands capacity in characters. 6 Cost Cost was very high. 7 Language Machine language. Trends and Development in computer Hardware 8 Main Component Vacuum Tubes were the main components. 9 Main Memory Magnetic drum. 10 Secondary Storage Magnetic drum & Magnetic tape. 11 Input Media Punched cards & paper tape. 12 Output Media Punched cards & Printed reports. 13 Examples IBM 700, IBM 701 , IBM 704, IBM 709 , EDVIC, UNIVAC, M