Wisdom Stacks

Who amongst the following is regarded as the creator of the first digital electronic computer? George Boole Alan Turing John V Atanasoff Frederic Calland Williams John von Neumann Solution John Vincent Atanasoff is widely recognized as the creator of the first digital electronic computer. In the late 1930s, along with his graduate student Clifford Berry, he developed the Atanasoff–Berry Computer (ABC) at Iowa State College (now Iowa State University). This machine was completed around 1939–1942. Why the ABC was important: It was the first computing machine to use binary digits (bits) to represent all data. It used electronic vacuum tubes for arithmetic calculations, which made it much faster than mechanical computers. It could solve systems of linear equations, a critical need in engineering and physics. Although the ABC was never fully operational or commercialized like lat...

Step back in time and explore the captivating transformation of Sri Lanka, once known as Ceylon. In this post, we delve into a collection of historical photographs of iconic locations across the island, paired with their modern counterparts. Witness how these places have evolved over the years, reflecting the rich history, culture, and development of this beautiful nation. ☝️Yolok Street in Colombo offers a fascinating glimpse into the passage of time, showcasing striking contrasts between the past and present. The historical photograph, taken in February 1942 and sourced from the Australian War Memorial , captures the street during a pivotal era, reflecting its colonial charm. In comparison, the modern image from Google Street View reveals a bustling urban transformation, with contemporary buildings and infrastructure replacing the old-world ambiance. Thi...