Lesson Summary
|
The History of computers |
||||
|
The first-ever computer is believed to be found in a seabed in Greece. |
The first generation of modern computers was developed in the 1940s. One model of the first generation was so big that it needed a very large room to be put in. |
In the 1940s the first computer program was developed. It was too slow(It took 25 minutes to complete one calculation.) |
The inventions in computer technology from 1958 to 1974 were: The computer chip(1958), the computer game(1962), the computer mouse (1964), the floppy disk (1971) and the PC (1974 |
Laptops were invented in 1983. In 1990 Tim Berners- Lee developed the World Wide Web (WWW). Smartphones appeared in 2007. |
- Further changes in computer technology are expected to occur as computers are mostly used in every aspect of our lives.
- The first-ever computer was found on the seabed in Greece.
- In 1958 CE, the computer chip was developed.
- In 1962 CE, the first computer game was produced.
- In 1964 CE, the computer mouse was invented.
- In 1971 CE, the floppy disk was invented.
- The invention of the floppy disk was important because it made it possible for people to share information between computers.
Key vocabulary items:
Calculation: a way of using numbers in order to find out an amount, price, or value
Computer chip: a small piece inside a computer that stores information via an electric current
Floppy disc: a flexible, removable magnetic disk that stores computer information
PC: an abbreviation for personal computer, a computer that is used by one person at a time
Program: a set of instructions enabling a computer to function
smartphone: a phone with advanced computing technology
World Wide Web: an information system, known as the Internet, which allows documents to be connected to other documents, and for people to search for information by moving from one document to another.
|
Pronoun Reference |
||
|
The pronoun |
The line |
The reference |
|
it |
2 |
a computer |
|
that |
5 |
A metal machine |
|
this |
6 |
the metal machine |
|
it |
10 |
One model of the first generation of the modern computers |
|
it |
11 |
The model |
|
It |
13 |
The first computer program |
|
which |
18 |
The invention of the floppy disk |
|
their |
27 |
People's |
|
which |
29 |
watches |
|
this |
31 |
What mobile phones and watches are capable of |