Questions

Practical

About 71% of the earth's surface is covered with water. In that 71% only 4% of water is a fresh water.

Data stored in computer in the form of binary number system. This can be used to covert text, images, audio,... into binary form for storing purpose.

Julius Robert Oppenheimer was an American theoretical physicist and professor of physics at the University of California, Berkeley. Oppenheimer was the wartime head of the Los Alamos Laboratory and is among those who are credited with being the "father of the atomic bomb" for their role in the Manhattan Project, the World War II undertaking that developed the first nuclear weapons. The first atomic bomb was successfully detonated on July 16, 1945, in the Trinity test in New Mexico.