First Generation Computers

First generation computers were characterized by the fact that operating instructions were made-to-order for the specific task for which the computers was to be used. Each computer has a different binary-coded program called a machine language that told it how to operate. This made the computer difficult to program and limited its versatility and speed. Other distinctive features of first generation computers were the use of vacuum tubes (responsible for their breathtaking size) and magnetic drums of data storage. The computers during the period 1945 – 1956 are regarded as the First generation computers.

Characteristics of First Generation Computers

• These first generation computers were based on vacuum tube technology.
• These first generation computers were the fastest computing devices of their times (computation time was in Milli-Seconds).
• These first generation computers were very large, and required a lot of space for installation.
• Since thousands of vacuum tubes were used, they generated a large amount of heat. Therefore, air conditioning was essential.
• These first generation computers were non-profitable and very slow equipments.
• They lack in versatility and speed.
• They were very expensive to operate and used a large amount of electricity.

Images of first generation computers

first generation computer

first generation computer system

Structure of first generation computer

First Generation Computers is tagged as computer education, info

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