Data communication

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/data-communication

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the core principle?The transfer of digital data between interconnected devices using standardized protocols
2. What is the historical milestone?ARPANET's pioneering of packet-switching technology in the late 1960s
3. Why is data communication important for everyday life?It lets us shop online, talk to friends, learn new things, and helps businesses and governments run smoothly.
4. How do computers talk to each other over long distances?They break the message into small pieces called packets, put address labels on them, and send them through networks that guide the packets to the right place.

Packet Switching: A network transmission method that divides data into packets, each routed independently.
Network Protocol: A set of rules and standards that dictate how data is formatted and transmitted.
Bandwidth: The maximum rate of data transfer across a given path, measured in bits per second.