Answer and Detail
Detail: Lake Mead, formed by the Hoover Dam on the Colorado River, is the largest artificial lake in the world. It serves as a critical water reservoir for the southwestern United States.
Answer and Detail
Detail: Death Valley, located in California, USA, is considered the driest place on Earth. It receives an average annual rainfall of less than 2 inches and is also one of the hottest regions in the world.
Answer and Detail
Detail: John F. Kennedy was elected as the President of the USA at the age of 43 in 1960, making him the youngest elected president in American history.
Answer and Detail
Detail: The first computer virus, known as “Creeper,” was created as an experimental program at Bell Labs in the early 1970s.
Answer and Detail
Detail: Silicon Valley, located in California, is the hub of technology and innovation, home to many tech companies.
Answer and Detail
Detail: Cache memory is faster and smaller than the main memory, used to temporarily store frequently accessed data for quicker processing.
Answer and Detail
Detail: A microchip contains integrated circuits that are the backbone of modern electronic devices.
Answer and Detail
Detail: UPS provides emergency power to a system when the main power source fails.
Answer and Detail
Detail: SMPS is a power supply that uses a switching regulator to efficiently convert electrical power.
Answer and Detail
Detail: Light pens detect light on CRT screens to enable graphical input and interaction.
