CS Discoveries 2019-2020

Unit 5

Vocab

Unit 5 - Data and Society

Lesson 2: Patterns and Representation

  • Decode: to change how information is represented so that it can be read by a person
  • Encode: to change how information is represented so that it can be read by a computer

Lesson 4: Representing Images

  • Pixel: short for "picture element", the fundamental unit of a digital image, typically a tiny square or dot that contains a single point of color of a larger image.

Lesson 6: Keeping Data Secret

  • Decrypt: to change information so that its hidden meaning is shown
  • Encrypt: to change information so that its meaning is hidden