-
Charles Baddage
Designed the first automatic calculator, Called the analytical engine. based on the difference engine which was a huge steam
powered calculator. He was given the name "Father of Computing" -
Herman Hollerith
First Take jaqcards punch card concept and apply it to make the tabulating machine, automatically read data -
Z1 computer
Konrad Zuse invented the Z1 which was a calculator. Has a control unit and seperate memory functions -
Electronic Numerical Intergrator and Computer
John W. Mauchly and J. Presper Eckert Created it, Developed to calculate weapons for the US goverment. Used nearly 18,000 vacuum tubes and filled 1,800 square feet. remained until 1955 -
Second generation computers
Used transistors -
Universal Automatic Computer
Operated on magnetic tape, It was considered one of the first generation computers. Was the last one to use vacuum tubes to store data -
First generation Computers
UNIVAC computers commonly store data in vacuum tubes -
Jack kilby
Invented the worlds first intergrated circuit, a amall chip containing thousands of transistors, The idea made computers to be smaller and lighter, this would be considered one of the third generation computers -
Third generation computers
Used a small chip to store data -
Beginner's All Purpose Symbolic Instruction Code
Introduced in 1964
Revolutionized software industry
Easily learned by beginning programmers
Became key language for PC
Led to creation of Microsoft
BASIC has been one of the most commonly used computer programming languages, a simple computer language considered an easy step for students to learn before more powerful languages such as FORTRAN. -
Fourth generation computers
Used micro processer chips -
GUI
Graphical User Interface (GUI) allowed easier interaction with computer
Command- or menu-driven interfaces used previously
GUI not invented by computer company
Apple was first company to take commercial advantage of GUI -
The Altair computer (8800)
Sold as a kit for $395
No keyboard or monitor
Not user-friendly
Marked start of personal computer boom
Only 256 bytes of memory
No key board or monitor -
Bill Gates
Bill Gates founded the world's largest software business, Microsoft, with Paul Allen, In 1975, Gates and Allen formed a partnership they called Micro-Soft, a blend of "micro-computer" and "software." -
Steve jobs
Helped build the apple I with Wozniak co-founder, chairman, and CEO of Apple Inc Jobs also co-founded and served as chief executive of Pixar Animation Studios -
Apple II
Featured color monitor, Sound, and Game paddles
4 KB of ram, operating system stored in ROM, Optional floopy disk to load programs -
WordStar
The first word processing application -
Visicalc
First electronic spreadsheet application -
Osboune computer
" first portable computer " weighed 24.5 lbs, 5 inch screen,64 kilobytes of RAM. Two floppy disk drives,Preinstalled with spread sheet and word processing software -
Pagemaker
Was the first desktop publisher -
Excel
One of the first spreasheets to use graphical use interface -
Mosaic
Was the first internet web browser, Could display graphic as well as text. The netscape navigator evolved from Mosaic -
NetScape
played a predominate player in broswer software