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Who invented the first computer? Namely the Analytical Engine, a automatic calculator-equipped and output-equipped automatic calculator, driven by punch cards, mechanical and mathematics, memory, in and output
- Alan Turing
- Charles Babbage
- Ulysses Grant
- Clive Sinclair
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2
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Who invented the ram or memory?
Random Access Memory (= RAM) is memory with random access,
of which every memory place is equally accessible. Data in
RAM can be approached many times faster than data on HDD or SSD.
- Robert Dennard
- Jack Tramiel
- Nolan Bushnell
- Clive Sinclair
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3
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Who has the Floppy Disk and of course also the Floppy Disk Drive
(= FDD) invented?
We know the floppy disk anyway in the 3.5 and 5.25inch format
And we have been using this exchangeable storage device since
The Commodore 64.
- Reynold Johnson
- Thomas Jefferson
- Alan Shugart
- Clive Sinclair
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4
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Who has invented the modern hard disk (= HDD) or the hard disk?
With the introduction of the hard disk we could do a lot of data
Suddenly approach a lot smoother. In the 80s one could
Hard disk just 20 MB of data.
In 2025, an HDD of 16 TB is not even unusual!
- Reynold Johnson
- Lyndon Johnson
- Charles Flint
- Clive Sinclair
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5
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Who invented the Solid State Drive (= SSD)?
An SSD uses Flash memory and has no (like the HDD) moving parts and is therefore much faster. If you have the HDD
Replaces a computer with an SSD, then the computer will be
Suddenly a lot of rapper.
- Konosuke Matsushita
- Yoshiro Nakamatsu
- Fujio Masuoka
- Clive Sinclair
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| 6 |
Who invented the computer mouse?
The computer mouse is of course part of a graphic operating system
that uses a mouse pointer.
Well -known graphic operating systems are gem, geos,
Presentation manager and Windows.
- Bill Gates
- Douglas Engelbart
- Jay Miner
- Clive Sinclair
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| 7 |
Who invented the QWERTY keyboard?
The QWERTY keyboard was already in use before the
Computer existed: “The typewriter!” We know too
The Azerty keyboard that among other things in France
and (partly) Belgium is used.
- Christopher Latham Sholes
- Mark Twain
- August Dvorak
- Clive Sinclair
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| 8 |
Who invented the matrix printer?
A matrix printer is a printer that prints text and images
By beating metal pins via an ink ribbon against a piece of paper.
The usual matrix printer has 9 pins or 24 pins
And can use chain forms.
- Paul Nipkow
- Carl Benz
- Rudolf Hell
- Clive Sinclair
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| 9 |
Who invented the laser printer?
A laser printer prints text and images through Toner (black or colored powder)
attach to the paper. Laser printers originally used LAslicht,
But nowadays LED light is also used.
We usually use laser printers in Europe with A4 sheets.
- John Tyler
- Gary Starkweather
- Gerry Rafferty
- Clive Sinclair
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| 10 |
Who invented the laptop?
A laptop is a computer, a keyboard, a mouse path
And a screen in one. Easy to transport and
equipped with a battery that leaves the laptop for 4 hours
Functioning, although the first laptops had no battery yet.
- Bill Gates
- Bill Moggridge
- James Monroe
- Clive Sinclair
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11
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Who invented the Personal Digital Assistant (= PDA)?
A PDA is a small portable device that computer,
can combine telephony, fax and network functions.
A vest pocket workstation, as it were and predecessor
of the current mobile phones.
- Steve Jobs
- Steve Wozniak
- John Sculley
- Clive Sinclair
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| 12 |
Who invented the phone?
The phone is a device that makes conversations possible
Between people who are outside of hearing range.
At least two phones are needed and one
(nowadays also wireless) network
To which these phones are connected.
- Antonio Meucci
- Charles Bourseul
- Alexander Graham Bell
- Clive Sinclair
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13
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Who invented the first complete digital camera?
A digital camera is a camera where the imaging does not take place on film, but via a light -sensitive sensor (Charge Coupled Device = CCD or Complementary Metal Oxide Semiconductor = CMOS).
- Then Gordon
- George Eastman
- Steven Sasson
- Clive Sinclair
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14
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Who invented the USB port?
Universal Serial Bus (= USB) is a standard for
The connection of peripherals to computers,
connecting mobile phones with chargers,
and so forth.
- Ajay Bhatt
- Gang Duan
- Yasujiro Niwa
- Clive Sinclair
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| 15 |
‘Who is known as the inventor of the
(first popular) pocket calculator?
A pocket calculator is a mini calculation that works on batteries and can in any case perform the most basic calculation functions.
- Wilhelm Schickard
- Blaise Pascal
- Johannes Kepler
- Clive Sinclair
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