Unit 1 · 3 lessons
Intro to Computers
What is inside the box, how to choose parts for a real person's needs, how everything is written in binary, and how to keep a coding workspace that does not lose your work.
- 36 practice questions
- 30 flashcards
- 1 interactive lesson
Lessons
- 1Components, Specifications and Building to a NeedWhat every component in a computer actually does, how to read a spec sheet, and how to pick parts for a stated user requirement instead of guessing.12 questions
- 2How Computers Represent DataWhy everything is binary, how to convert between binary, decimal and hexadecimal, how text, images and sound become numbers, and why a Java int can overflow.Interactive12 questions
- 3Files, Folders and a Workspace That WorksPaths, file types, naming that sorts, project folder structure, backups, version control, compression and a workstation that does not hurt to sit at.12 questions