27 Questions
Who designed and built the Atanasoff-Berry Computer (ABC)?
John Vincent Atanasoff
When was the full-scale machine of the ABC completed?
1942
What was the legal result of the patent dispute related to the invention of the computer?
All of the above
What does the completion of a full-scale working replica of the ABC in 1997 prove?
The ABC machine functioned as Atanasoff had claimed
Who was declared the originator of several basic computer ideas?
John Vincent Atanasoff
Where is the replica of the ABC currently on display?
Computer History Museum
What was the outcome of the patent dispute related to the invention of the computer?
The ABC was declared un-patentable
Which company was founded in a garage workshop in Palo Alto, California?
Hewlett-Packard
What did George Stibitz use relays for in his demonstration adder?
Creating a computer model
What did Konrad Zuse use telephone company relays for in his Z2 computer?
Building a complex calculator
Which computer used unusual 12-hole paper tape?
CSIRAC
Which computer used vacuum tubes and mercury delay lines for memory?
EDSAC
Which computer used a magnetic drum for memory and was originally created for a nuclear missile design project?
MADDIDA
Who conceived the Harvard Mark 1?
Howard Aiken
Which technology eliminated the need for more clumsy methods of programming such as plugboards and punched cards?
Electronic storage of programming information and data
What was the first program in history to run on a digital, electronic, stored-program computer?
Small-Scale Experimental Machine
Which early computer used 2,300 relays and performed floating point binary arithmetic?
Z3 Computer
Who designed and built the first Bombe, an electro-mechanical device used for decrypting Nazi ENIGMA-based military communications?
Alan Turing
What was the purpose of the Colossus machine designed by Tommy Flowers?
To break the Lorenz ciphers used by the Nazis
Which computer was the first to use all-diode logic, a technology more reliable than vacuum tubes?
SEAC
Who made the world's first scanned image on the SEAC in 1957?
Russell Kirsch
Which computer was the first commercially available general-purpose computer?
Ferranti Mark I
Who was Johnniac named after?
John von Neumann
Which system allowed many users to simultaneously access Johnniac?
JOSS
What was the first mass-produced computer by IBM?
IBM 650
What was the purpose of the 1954 IBM 650 magnetic drum calculator?
Scientific and engineering calculations
What was repeatedly expanded and improved throughout its 13-year lifespan?
Johnniac
Test your knowledge about the Atanasoff-Berry Computer (ABC) and its significance in the history of computing. Explore the machine's design, development, and the patent dispute it was involved in.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
