Knowledge Check: What is the Internet?

According to the video, what did Vint Cerf co-create?

• The ballpoint pen

• The internet

• The zipper

• The hard drive

Who was Vint Cerf's partner in the early 1970s?

• Bob Kahn

• Bill Gates

• Paul Baran

• Steve Jobs

The Advanced Research Projects Agency Network was better known as... what?

• ARPANET

• SKYNET

• INTERNET

• DEFENSENET

ARPANET was a research project from which US government department?

• Department of the Interior

• Department of Homeland Computing

• Department of Defense

• Department of Education

What was Paul Baran trying to figure out?

• How to make computers smaller

• How to centralize all communications

• How to build a communications system that might survive a nuclear attack

• How to send messages to space

The first step of Paul Baran's communications idea was...

• Protecting the main server against attack

• Routing all communications to one spot

• Using power lines to send messages

• Breaking up messages into blocks

Answer explanation

These small blocks are known as packets. We'll be talking more about those in our How The Internet Works lessons.

True or False? Bill Gates is in charge of the internet.

• False

• True

According to Vint Cerf, the internet made up of an "incredibly large" number of... what?

• Wires and cables

• People

• Independently owned networks

• Server racks

True or False: There isn't a central control on the internet to determine how packets are routed.

• True

• False

According to Vint Cerf, "science gets done" by sharing... what?

• Knowledge

• Addresses

• Electricity

• A computer