Computers and the Internet
How do computers store data? Hoes does the Internet connects billions of devices worldwide? How do we protect data from cyber threats? Start from the foundation of how computers work at the electrical level to how computing innovations like the Internet, encryption, and sensors work.
5 units23 videos2 hours
Learn it live with a class on Puzzicle · Teachers: use it with your class
Unit 1: Digital information
Bits and bytes
Unit 2: Computers
Introducing computers
Logic gates and circuits
Computer components
Unit 3: The Internet
Introducing the Internet
Connecting networks
Addressing the Internet
Routing with redundancy
Web protocols
Unit 4: Online data security
Introduction to online data security
Cyber attacks
Data encryption techniques
Secure Internet protocols
Unit 5: Computing innovations
Learn this with a class
With a class on Puzzicle this course runs as a timetable of live study parties: your batch watches together and answers the check-ins, sometimes with a teacher leading.
Course content © Khan Academy, used under CC BY-NC-SA. See this course on Khan Academy.