The earliest generation of electronic computers used ________ as switches.
A) transistors
B) vacuum tubes
C) microprocessors
D) integrated circuits

Question

Quizplus · Accepted Answer

The earliest generation of electronic computers used vacuum tubes as switches. Vacuum tubes were large, fragile and generated a lot of heat, but they were the only electronic switch available at the time. Later on, transistors were developed and replaced vacuum tubes in computers.

The Earliest Generation of Electronic Computers Used ________ as Switches