What is VisiCalc used for?
VisiCalc (for “visible calculator”) is the first spreadsheet computer program for personal computers, originally released for Apple II by VisiCorp in 1979.
What happened to VisiCalc?
By 1984, sales of VisiCalc had “rapidly declined,” according to InfoWorld, and it was “the first successful software product to have gone through a complete life cycle, from conception in 1978 to introduction in 1979 to peak success in 1982 to decline in 1983 to a probable death according to industry insiders in 1984.” …
When did Dan Bricklin develop VisiCalc?
1979
While a student at Harvard Business School, Bricklin co-developed VisiCalc in 1979, making it the first electronic spreadsheet readily available for home and office use. It ran on an Apple II computer, and was considered a fourth generation software program.
Who is the proponent of VisiCalc?
1951 Dan Bricklin was born on July 16 in Philadelphia. He went on to invent the VisiCalc spreadsheet for the Apple II while a student at Harvard Business School in 1979.
Why was VisiCalc so important?
“VisiCalc was the software which brought the power of the personal computer to the common man. Before its introduction, computers, even personal computers, could only be programmed by people who had made the effort to learn a programming language.”
When was VisiCalc invented?
In 1979, Dan Bricklin and Bob Frankston launched a seemingly modest spreadsheet program called VisiCalc that sparked the home computer revolution. It could be used for home budgeting, as shown here, and at first ran only on Apple II.
What was before VisiCalc?
The programs prior to VisiCalc, including the programs at RapidData and Interactive Data Corporation, were important, but it was the “personal computerness” of VisiCalc that seems to be what most people find important.
What language is VisiCalc written?
Apple BASIC language
VisiCalc was the first spreadsheet software program developed by Dan Bricklin and programmed by Bob Frankston in 1978. It was written in the Apple BASIC language on an Apple 2 computer.
What are the features of VisiCalc?
Available graphs include area, bar, dot pie, scatter, line, and such sophisticated graphs as high, low, closed, and stacked and comparative bar. Both monochrome and color graphics are supported. Visicalc IV’s high-speed sorting and rearranging capabilities treat your spreadsheets as if they were a database.
What was Apple’s killer app?
The first spreadsheet for the Apple II, the $100 VisiCalc ultimately becomes personal computing’s first “killer app.” It helps transform personal computers from “cool to have” toys into “must have” business accessories.
Who invented Lotus 1-2-3?
Jonathan Sachs
Lotus 1-2-3 was originally developed by Jonathan Sachs, who had already developed two spreadsheet applications while employed at Concentric Data Systems. Lotus itself was founded by Mitchell Kapor, who was a friend of the developers of VisiCalc, the number-one spreadsheet program at the time.
What is VisiCalc?
VISICALC represented a new idea of a way to use a computer and a new way of thinking about the world. Where conventional programming was thought of as a sequence of steps, this new thing was no longer sequential in effect: When you made a change in one place, all other things changed instantly and automatically.
Does VisiCalc come with a ROM chip?
Most versions were disk-based, but the PET VisiCalc came with a ROM chip that the user had to install in one of the motherboard’s expansion ROM sockets. The most important port was for the IBM PC, and VisiCalc was one of the first commercial packages available when the IBM PC shipped in 1981.
What is the difference between 1-2-3 and VisiCalc?
Unlike the PC version of VisiCalc, 1-2-3 was written to take full advantage of the PC’s increased memory, screen and performance. Yet it was designed to be as compatible as possible with VisiCalc, including the menu structure, to allow VisiCalc users to easily migrate to 1-2-3.
When did VisiCalc come out for IBM?
The magazine added that the company was slow to upgrade the software, only releasing an Advanced Version of VisiCalc for the Apple II in 1983 and announcing one for the IBM PC in 1984. By 1985 VisiCorp was insolvent. Lotus Development acquired Software Arts and ended sales of the application.