Please enable JavaScript to use CodeHS

New Jersey Computer Science

Digital Information

Students learn about the various ways we represent information digitally. Topics covered include number systems, encoding data, programmatically creating pixel images, comparing data encodings, compressing and encrypting data.

Lessons

7.1 Intro to Digital Information

  • What is Digital Information?
  • What is Digital Information Quiz
  • Fast Food Menu
  • DNA
  • Reflection: Encodings Everywhere

7.2 Number Systems

  • Number Systems
  • Number Base Tool
  • Number Systems Quiz
  • Decimal to Binary
  • Decimal to Binary Quiz
  • +3 more

7.3 Encoding Text with Binary

  • Encoding Text with Binary
  • Encoding Text with Binary Quiz
  • Morse Code
  • Decoding a Binary Message
  • 2-bit Custom Encoding
  • +5 more

7.4 Pixel Images

  • Pixel Images
  • Pixel Images Quiz
  • Creating Pixel Images
  • CodeHS Logo
  • Checkerboard
  • +2 more

7.5 Hexadecimal

  • Hexadecimal
  • Hexadecimal Quiz
  • Hexadecimal to Decimal
  • Binary to Hex Game

7.6 Pixel Colors!

  • Pixel Colors
  • Pixel Colors Quiz
  • Colors in Bits
  • Colors in Text
  • Colors in RGB
  • +4 more

7.7 Cryptography

7.8 Digital Information Quiz

  • Digital Information Quiz
  • Digital Information Badge

Courses that include this module