lesson four (numbers)

lesson four (numbers)

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Multiple Select

Harbard Mark I, first authomatic computer was developed in .......

• 1943

• 1970

• 1946

• 1830

Multiple Choice

Babbage designed ..................

• the analytical engine

• microchip

• mechanical calculator

Multiple Choice

Babbage devised...

• seveal versions of Analytical Engine

• The electronic Numerical Intefrator and Calculator

• Abacus

Multiple Choice

Sumerians invented signs to represent numbers using......

• the stylus

• pencis

• pieces of coal

Multiple Select

Abacus invented ....

• 16th century

• 17th century

• 8,000 years BC

Multiple Choice

The evidence for numbers goes back over...........

• 8000 years

• 6000 years

• 4000 years

• 1000 years

Multiple Choice

The sexadecimal system was based on ...........

• sixties

• tens

• cero

• not anyone

Multiple Choice

The Romans relied on numbers to...............

• orginise their armies

• represent symbols

• to make fast mathematic calculations

Multiple Select

there are still some primitive tribes who count no further than ........

• three

• ten

• one hundred

Multiple Choice

The numbers we use today are......

• Arabic

• Roman

• Summerians

• Indians

Multiple Choice

The "zero" was invented by the ...........

• Indians

• Babilonians

• Romans

• Not anyone

Multiple Choice

attempt (spanish)

• intento

• intención

• atención

• atenuar

Multiple Choice

The Abacus was invented in the .........

• 16th century

• 19th century

• 15 century

Multiple Select

Blaise Pascal devised the ..............

• First mechanical Calculator

• Abacus

• Colossus

• microchip

Multiple Choice

The Colossus helped to

• break codes in the World War II

• organise armies

• control all the army operations

Multiple Select

The invention of the microchip made the computers slower and less reliable.

• True

• False

Multiple Choice

During the 1830s Charles Babbage designed a single purpose machine. It could do just one kind of calculation.

• False

• True