Question

Berify describe first generation computer

Answer 1

First Generation: Vacuum Tubes (1940-1956) The first computer systems used vacuum tubes for circuitry and magnetic drums for memory, and were often enormous, taking up entire rooms. ... The UNIVAC and ENIAC computers are examples of first-generation computing devices.

Answer 2

First generation computer were vaccum tubes . They were in use from 1940-1956.
As they were Enormous in size they very expensive. They consume lot of electricity and generates heat