1. Do Now Open a Word Document and complete the following:
In your own words, define the MODERN TECHNOLOGY

2. A Brief History of Technology
Today, we are going to:
Define modern information technology.
2. Relate early technology to the development of modern personal computers.

3. Modern Technology
Use of computer hardware and software to manage information.
A combination of computing and telecommunications for the acquisition, processing, storage, and distribution of vocal, pictorial, textual, and numeric information.

4. Electromechanical Age
Telegraph invented in 1837 (first world communication system).
Telephone invented by Alexander Graham Bell in 1876.

5. Electromechanical Age
Radio invented by Guglielmo Marconi in 1894
These inventions could communicate information, but not store information.

6. The Computer
A machine that stores and processes information and can be programmed to carry out instructions.

7. 1951 – 1958 Vacuum tubes used as internal computer components.
- Punched cards
- Magnetic tapes for storing data
- Machine language for programming

8. 1959 – 1964 Transistor: Invented in 1947
Replaced vacuum tubes in computers.
It is made up of semi-conductors that controls the amount of current or voltage used to switch an electronic signal.

9. Transistors enabled manufacturers to produce smaller computers!

10. 1965-1970 Integrated circuits: electronic circuits on a silicone chip.
Led to even smaller computers! Software became more sophisticated.

11. 1971 – Present Microprocessor: Computer chip was developed.
This made PCs and other applications possible!

12. Altair January 1975: First Computer Kit
The Altair 8800 computer kit sold for $395.
It had 246 bytes of RAM.

13. History of the PC
August 12, 1981: IBM released their new computer the IBM PC.
PC – “Personal Computer”

14. History of Apple
On April Fool’s Day, Steve Jobs and Steve Wozniack released the Apple I computer and started Apple computers.

15. Today

16. Complete the following two worksheets
Brain Pop
Computer History
Complete the following two worksheets

17. Exit Ticket
On your flash card, write down at least FIVE technological inventions that you would be interested in researching.