Fiber Optic Communication Quiz

Who is often credited with the concept of using total internal reflection for transmitting light through fibers, laying the foundation for fiber optic communication?

• Thomas Edison

• Alexander Graham Bell

• Charles Kao

• Guglielmo Marconi

In what decade did the first practical demonstration of fiber optic communication take place, showcasing the transmission of light signals through a glass fiber?

• 1950s

• 1960s

• 1970s

• 1980s

What material is commonly used for the core of optical fibers to facilitate the transmission of light signals?

• Copper

• Glass

• Plastic

• Aluminum

The first commercial installation of fiber optic cables for telecommunications occurred in which year?

• 1960

• 1977

• 1988

• 1995

Which organization played a crucial role in the development and standardization of early fiber optic communication technologies?

• NASA

• IEEE (Institute of Electrical and Electronics Engineers)

• ITU (International Telecommunication Union)

• FCC (Federal Communications Commission)

What is the name of the phenomenon that limits the distance light can travel in a fiber optic cable without significant loss of signal strength?

• Dispersion

• Diffraction

• Attenuation

• Refraction

In the 1980s, the deployment of fiber optic cables became widespread for long-distance communication. What specific advantage did fiber optics offer over traditional copper cables?

• Greater cost

• Higher bandwidth

• Limited signal speed

• Vulnerability to electromagnetic interference

What technology allowed for the amplification of optical signals in long-distance fiber optic communication, overcoming signal attenuation?

• Laser diodes

• Photovoltaic cells

• Optical amplifiers

• Light-emitting diodes (LEDs)

The term "dark fiber" refers to:

• Fiber optic cables without any signal transmission

• Fiber optic cables with excessive signal loss

• Fiber optic cables with high dispersion

• Fiber optic cables with low bandwidth

Which country was a pioneer in deploying nationwide fiber optic networks for broadband communication, starting in the late 20th century?

• United States

• Japan

• Germany

• Australia