The history of the development of computer technology

1. The history of the development of computer technology.

2. The first calculating machine.

At all times
people had to
consider

3. The first computing machine.

In the late 19 century Herman Hollerith in America,
invented the tabulating machine. They used punch
cards for storing numerical information.

4.

5. The first computer —

The first computer —
universal machine for the vacuum tubes
constructed in the United States in 1945.

6. The first computer in our country

In our country the first computer was created in 1951. It
was called MESM — a small electronic accounting
machine.
Designer MESM was
Sergey Alekseyevich Lebedev

7. Computing equipment can be divided into generation

8. Second generation

9. Third generation

They were called integrated circuits (IC)

10. Fourth generation

A microprocessor is a miniature brain, working
on the program laid down in his memory.

11. Fifth generation

This machines of the near future. Their main
quality should be a high intellectual level.

12. These machines are so firmly entrenched in modern life that without them is almost impossible.