Computer

Analytical Engine

1837 by Charles Babbage. Contained an Arithmetic Logic Unit (ALU), basic flow control, and integrated memory. In 1910, Henry Babbage completed a portion of it.

Atanasoff-Berry Computer

By Professor John Vincent Atanasoff from 1937-1942 at the Iowa State College (now Iowa state University). Used vacuum tubes for digital computation including binary math and Boolean logic and had no CPU. 1973: Judge Earl R. Larson named Atansoff the inventor of the electronic digital computer.

Maximize

Click the green button which is located to the right of the yellow button to maximize the window.

Close button

Click the red circle in the upper left hand corner to close the window.

Minimize

Click the yellow button just to the right of the red button and the document will be placed in the dock for later use.

Electronic Controls Company

First computer company. Founded in 1949 by J. Presper Eckert and John Mauchly. Released a series of mainframe computers under the UNIVAC name.

Whirlwind Machine

First computer with RAM. Introduced by MIT on March 8th 1955. First digital computer with magnetic core Ram.

Colossus

First electric programmable computer. Developed in December of 1943.

IBM PC

First personal computer by IBM in 1981. Had an 8088 processor and 16 KB of memory, which was expandable to 256 and utilizing MS-DOS.

Altair 8808

First personal computer. 1975, Ed Roberts, "personal computer", although the Kenback -1 is considered the first personal computer.

ZI

First programmable computer. Created by Germany's Konrad Zuse from 1936 to 1938.

UNIVAC 1101 or ERA 1101

First stored program computer. 1950.Considered to be the first computer that was capable of storing and running a program from memory.

EDSAC

First stored program electronic computer. Performed its first calculation on May 6th 1949.

TX-O

First transistor computer. First transitorized computer to be demonstrated at the Massachusetts Institute of Technology in 1956.

"Computer"

First used in 1613 and was used to describe a person who performed calculations or computations. There is no easy answer to this question because of all the different classifications of computers. The abacus, calculators, and tablet machines are not accounted for.

Eniac

Fully functional, considered by some to be the first digital computer. 1943-1946

Difference Engine No 2

June of 1991.

Finder

Located in the dock and can be used to find a folder, document, or application.

Desktop

The Mac OS desktop displays everything on your computer from hard disk to file servers to CD-ROMs on OS10.5 and 10.6. It is the first screen that you see when you log in.

Sidebar

When the finder is open, it is located on the left hand side of an open finder and shows different locations to find what you are looking for.

Osborne I

First Laptop, released on April 1981 developed by Adam Osborne. Included a modem.

Z4

First commercial computer. 1942, Konrad Zuse began working on it. It became the first commercial computer after being sold to Eduard Stiefel on July 12 1950.

Micral

First commercial non-assembly computer.

Dock

Normally located at the bottom of the desktop but can be located at the top or on the side. It contains shortcuts to common applications and folders (home, applications, trash)

701

The first PC (IBM compatible) computer. Introduced by IBM on April 7th of 1953. IBM's first electric computer and first mass produced computer.

HP 9100A

The first mass-market PC. 1968, Hewlett Packard began marketing the first mass-marketed PC.

Difference Engine

The first mechanical computer or automatic computing concept. Created in 1822 by Charles Babbage.

Intel 4004

The first microprocessor. Introduced by Intel.

PDP-1

The first minicomputer. 1960, Digital Equipment Corporation released the first of its many PDP computers.

IBM 5100

The first portable computer. September 1975.

Xerox Alto

The first workstation. Introduced in 1974, never sold. It was the first workstation. Included a fully functional computer, display and mouse. Operated like many computers today utilizing windows, menus, and icons as an interface to its operating system.

Menu Bar

The menu bar runs along the top of the desktop. When opening an application the menu bar changes to accommodate the features of that application.

Title Bar

The title bar displays the name of the file that is currently open

Home Folder

This folder is located on the server and is where your documents are saved.

Startup Volume

This is not shown on the desktop of all operating systems. To view the hard disk on newer operating systems, click the finder. On older operating systems it is located in the upper right hand corner. The hard disk contains your start up system software.