Oceanic Infrastructure

Why are undersea cables important for modern life?

• They carry the majority of internet traffic.

• They help in underwater exploration.

• They are used for military communication.

• They are used for fishing.

What is the typical cost of a transoceanic cable?

• Between 7 and 8 thousand dollars

• Between 3 and 4 hundred million dollars

• Between 1 and 2 million dollars

• Between 5 and 6 billion dollars

What technology allows multiple wavelengths of light to be used for data transmission?

• Single wavelength division multiplexing

• Dense wavelength division multiplexing

• Light spectrum division

• Optical fiber splitting

What is a common cause of disruptions in undersea cables?

• Shark attacks

• Volcanic eruptions

• Human carelessness

• Alien interference

Which company is leading the project for the longest subaquatic cable called 'To Africa'?

• Facebook

• Amazon

• Google

• Microsoft