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(Q) Why is January 4 chosen for World Braille Day ?

A) Louis Braille's Birth anniversary
B) Louis Braille's invention of Braille
C) United Nations proclamation
D) World Health Organization recommendation

View Answer A) Louis Braille's Birth anniversary

Explanation : January 4th is chosen for World Braille Day to honor Louis Braille's birthday, the inventor of the Braille system.
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(Q) Which of the following day is observed on 4th January ?

A) World Water Day
B) World Elephent Day
C) World Braille Day
D) Consumers Day

View Answer C) World Braille Day

Explanation : World Braille Day is observed on January 4th each year, marking the birthday of Louis Braille, the inventor of the Braille system.
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(Q) When was Louis Braille born ?

A) 1809
B) 1820
C) 1754
D) 1786

View Answer A) 4th January 1809

Explanation : Louis Braille (4th January 1809 – 6 January 1852) was a French educator and inventor, best known for creating the Braille system, a tactile writing and reading system for the blind and visually impaired. Blinded at the age of 5 due to a childhood accident, Braille developed the Braille code at the Royal Institute for Blind Youth in Paris. His system uses raised dots in a six-dot cell, providing a systematic and efficient way for visually impaired individuals to read and write. Louis Braille's innovative contribution has had a profound impact on the accessibility of education and literature for the blind worldwide.
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(Q) What year was Isaac Newton born ?

A) 1643
B) 1678
C) 1715
D) 1750

View Answer A) 4th January 1643

Explanation : Isaac Newton (4 January 1643 - 31 March 1727)was the greatest English mathematician of his generation. He laid the foundation for differential and integral calculus. His work on optics and gravitation make him one of the greatest scientists the world has known.
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