This early network project connected four universities and became the foundation of the Internet.
What is ARPANET?
A company that provides Internet access to homes and businesses.
What is an Internet Service Provider (ISP)?
A physical object that can run a program, such as a computer or tablet.
What is a computing device?
All information sent over the Internet is broken into these small pieces.
What are packets?
This medium sends data using electrical signals.
What are copper cables?
The Internet was first developed during this period because the U.S. wanted reliable communication.
What is the Cold War?
This type of Internet connection uses phone lines and is very slow.
What is dial-up?
A group of computing devices and programs working together for a common purpose.
What is a computing system?
This term describes how much data can be sent in a fixed amount of time.
What is bandwidth?
This medium sends data as pulses of light and allows very high speeds.
What is fiber-optic cable?
This decade introduced email and the protocol that still powers the Internet today.
What are the 1970s?
This type of connection can be used almost anywhere but may be affected by weather.
What is satellite Internet?
A group of interconnected computing devices that can send and receive data.
What is a computer network?
This term measures how long data takes to travel from one place to another.
What is latency?
This type of connection offers mobility but can suffer from interference.
What are wireless connections?
This scientist invented the World Wide Web, making the Internet easier for everyday users.
Who is Tim Berners-Lee?
These wireless Internet connections are commonly used by mobile phones.
What are 3G, 4G, and 5G?
This principle means anyone can connect to the Internet and communicate with others.
What is end-to-end connectivity?
This device forwards packets and chooses the fastest available route.
What is a router?
Having multiple backup paths so data can still travel if one path fails.
What is redundancy?
This 1983 change allowed many different networks to communicate using a shared standard.
What is ARPANET adopting TCP/IP?
The Internet has no central location and is made up of billions of these components.
What are servers, routers, and networks?
Rules that computers follow to communicate correctly on a network.
What are protocols?
This protocol reassembles packets in the correct order after transmission.
What is TCP?
The Internet’s ability to continue working even when parts fail.
What is fault tolerance?