Timeline of Computer History

The Pascal and Leibniz machines are what?

• Digital Calculators

• Mechanical Calculators

• Electronic Computers

• Electronic calculators

The the first calculating machine to add, subtract, multiply, and divide was created by?

• Pascal (1642)

• Leibniz (1672)

• Babbage (1837)

• Alan Turing

In 200 BC, The first Analog computer was discovered in a wreck ship in an island in Antikythera, Greece. The machine was named after the island it was discovered. What was the name of this computer?

• Abacus

• Analytic Steam Engine

• Antikythera Mechanism

• Personal Digital Assistant

Answer explanation

Antikythera mechanism was the first Analog computer discovered in Antikythera GreeK Island. This mechanical analog computer was used by ancient sailors to determine their position in the sea, based on their astrological position.

The Antikythera Mechanism was a kind of what?

• calculator

• abacus

• a device to to predict astronomical positions and eclipses decades in advance

• clock

In 1837 , an English Mathematician and Inventor Charles Babbage who is known as the father of Modern computers, invented a machine called Analytical Engine- a steam powered computer. Which picture do you think below shows this invention?

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Answer explanation

The Analytical Engine was the first invented computer machine in 1837 with a mechanical general-purpose . It is designed by English mathematician and computer pioneer Charles Babbage. It is a Calculating machine with printing mechanism

The first person to come up with the idea of a programmable computer using punch cards was..

• Isaac Newton

• Stephen Hawking

• Charles Babbage

• Blaise Pascal

Alan Turing is often considered the father of 'Modern' Computer Science because...

• He was famous for his work developing the first modern computers.

• He created and a procedure known as the Turing Test, forming the basis for artificial intelligence (AI)

• He created a computer to decode the encryption of German Enigma machines in WW2

• All of these answers

Which of the following was the first Laptop computer  invented by Adam Osborne in 1981?

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Answer explanation

The first laptop computer was invented by Adam Osborne in 1981

In 1992, the first smartphone with touch screen was created. It was called IBM Simon. Which picture below illustrates the first smartphone in 1992?

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The first Personal Computer (PC) was created in 1971. What is the classsification of Personal computers according to size and Functionality?

• Mainframe Computer

• Server Computer

• Super Computer

• Micro Computers

Answer explanation

This is how the first Personal computers look like.