FUNDAMENTALS OF COMPUTER

BASIC COMPUTER CONCEPTS

HISTORY OF COMPUTERS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which one of the following devices was created in 1801?
A
The abacus
B
Pascaline
C
Stepped Reckoner
D
Jaquard’s Loom
Explanation: 

Detailed explanation-1: -The Jacquard mechanism, invented by Frenchman Joseph Marie Jacquard and first demonstrated in 1801, simplified the way in which complex textiles such as damask were woven. The mechanism involved the use of thousands of punch cards laced together. Each row of punched holes corresponded to a row of a textile pattern.

Detailed explanation-2: -1801: In France, weaver and merchant Joseph Marie Jacquard creates a loom that uses wooden punch cards to automate the design of woven fabrics. Early computers would use similar punch cards.

Detailed explanation-3: -In 1801 Jacquard demonstrated an improved drawloom, for which he was awarded a bronze medal. He continued his work, and in 1804–05 he introduced an attachment that has caused any loom that uses it to be called a Jacquard loom.

Detailed explanation-4: -A revolutionary invention When Joseph-Marie Jacquard, a French weaver and merchant, patented his invention in 1804, he revolutionised how patterned cloth could be woven.

Detailed explanation-5: -It enabled looms to produce fabrics having intricate woven patterns such as tapestry, brocade, and damask, and it has also been adapted to the production of patterned knitted fabrics. The Jacquard system was developed in 1804–05 by Joseph-Marie Jacquard of France, and it soon spread elsewhere.

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