Quickcomputerstips
When operating, the ENIAC was silent but you knew it was on as the 18,000 vacuum tubes each generated waste heat like a light bulb and all this heat (174,000 watts of heat) meant that the computer could only be operated in a specially designed room with its own heavy duty air conditioning system.
- Why air conditioner was necessary for the proper working of first generation computers?
- Why was the ENIAC so important?
- What was the world's first computer?
- How many continuous hours maximum was ENIAC able to run without a failure in 1954?
- What generation is microprocessors?
- Why were the first generation computer huge in size?
- How did the ENIAC change computing?
- Why is ENIAC considered as the first successful high speed electronic digital computer?
- What did the word computer mean to the ENIAC programmers?
- Who invented laptop?
- What did Bill Gates invent?
- Why was the Eniac invented?
- How much electricity did ENIAC use?
- What was the computing power of ENIAC?
- What were the limitations of ENIAC?
Why air conditioner was necessary for the proper working of first generation computers?
2. These computers had high operating speed and small computing capacity. 3. The ENIAC gave off so much heat that they had to be cooled by air conditioners.
Why was the ENIAC so important?
The ENIAC is important historically, because it laid the foundations for the modern electronic computing industry. ... The ENIAC was a large-scale, general purpose digital electronic computer. Built out of some 17,468 electronic vacuum tubes, ENIAC was in its time the largest single electronic apparatus in the world.
What was the world's first computer?
ENIAC, in full Electronic Numerical Integrator and Computer, the first programmable general-purpose electronic digital computer, built during World War II by the United States.
How many continuous hours maximum was ENIAC able to run without a failure in 1954?
According to an interview in 1989 with Eckert, "We had a tube fail about every two days and we could locate the problem within 15 minutes." In 1954, the longest continuous period of operation without a failure was 116 hours—close to five days.
What generation is microprocessors?
Fourth Generation: Microprocessors (1971-Present)
The microprocessor ushered in the fourth generation of computers, as thousands of integrated circuits were built onto a single silicon chip.
Why were the first generation computer huge in size?
The computers initially were huge in size majorly because of their memory storage, even a kilo byte of data storage was stored in a huge device, and also the processors also were huge. But as the technology advanced, the size eventually got reduced and more and more compatible devices were designed !
How did the ENIAC change computing?
The ENIAC, or Electronic Numerical Integrator and Computer, could churn 5,000 addition problems in one second, far faster than any device yet invented. In February 1946, J. ... In a few years, computers would pop up at universities, government agencies, banks and insurance companies.
Why is ENIAC considered as the first successful high speed electronic digital computer?
In 1942, physicist John Mauchly proposed an all-electronic calculating machine. ... The result was ENIAC (Electronic Numerical Integrator And Computer), built between 1943 and 1945—the first large-scale computer to run at electronic speed without being slowed by any mechanical parts.
What did the word computer mean to the ENIAC programmers?
Little did they realize how different that early computer was from the ones that would be built a mere fifty years later. ENIAC stands for Electronic Numerical Integrator and Computer. John Mauchly and J. Presper Eckert built the machine at the University of Pennsylvania at the behest of the U.S. military.
Who invented laptop?
Adam Osborne invented the laptop in 1981. Though Osborne 1 was recognized as the first laptop, the concept of a portable computer was given in 1968 by Alan Kay.
What did Bill Gates invent?
Entrepreneur Bill Gates founded the world's largest software business, Microsoft, with Paul Allen, and subsequently became one of the richest men in the world.
Why was the Eniac invented?
In 1946, Mauchly and Eckert developed the Electrical Numerical Integrator And Calculator (ENIAC). The American military sponsored this research because it needed a computer for calculating artillery-firing tables, the settings used for different weapons under varied conditions for target accuracy.
How much electricity did ENIAC use?
ENIAC used approximately 160 kilowatts of electricity, causing Philadelphia, Pennsylvania, where the computer was located, to experience brownouts when the machine was in operation.
What was the computing power of ENIAC?
ENIAC required 174 kilowatts of power to run. It contained 17468 vacuum tubes, 1500 relays, 500000 soldered joints, 70000 resistors and 10000 capacitors-circuitry. The clock rate was 100 kHz.
What were the limitations of ENIAC?
ENIAC's main drawback was that programming it was a nightmare. In that sense it was not a general use computer. To change its program meant essentially rewiring it, with punchcards and switches in wiring plugboards. It could take a team two days to reprogram the machine.
