FUNDAMENTALS OF COMPUTER

BASIC COMPUTER CONCEPTS

HISTORY OF COMPUTERS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which component was used in Second generation computers?
A
Integrated Circuits
B
Vacuum Tubes
C
VLSI technology
D
Transistors
Explanation: 

Detailed explanation-1: -These second generation computers were also of solid state design, and contained transistors instead of vacuum tubes. They contained all the components we associate with the modern day computer-printers, tape storage, disk storage, memory, operating systems, and stored programs, as well.

Detailed explanation-2: -The bipolar transistor was invented in 1947. From 1955 onwards transistors replaced vacuum tubes in computer designs, giving rise to the “second generation” of computers.

Detailed explanation-3: -In this generation, transistors were used that were cheaper, consumed less power, more compact in size, more reliable and faster than the first generation machines made of vacuum tubes. In this generation, magnetic cores were used as the primary memory and magnetic tape and magnetic disks as secondary storage devices.

Detailed explanation-4: -What is the second generation of Computer? Second-generation computers were developed using transistors as the basic component instead of vacuum tubes used in the first generation. The transistors were much better than vacuum tubes because the transistors were of relatively small size, fast in speed, and cheap in cost.

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