People use abacuses to teach .................... to children.
maths
In 1900, a group of people diving near the ................. island of Antikythera found the machine.
Greek
Scientists now say The Antikythera Machanism was used to find out the positions of the ...............................
sun, moon, and stars.
Charles Babbage was born in ...........
1791
Ada Lovelace passed away in ...........
1852
The modern computer was ...............................'s idea.
Charles Babbage
Ada Lovelace was the first ________________.
computer programmer.
Ada Lovelace had the idea for .................
software
Alan Turing 's now one of the most famous scientists of the ________ century.
20th
The first digital computer was called __________.
Colossus
the worst problem of modern computer is ........
computer viruses
The smallest mobile phones have more ____________ than the biggest early computers.
memory
