1.1 - Binary! Using Electricity as Data

What is Binary and Why Use it?

Digital processors require electricity to work. But how do they make decisions or calculate something as simple as 2 + 2 or as complex as ray tracing in 3D video games?

Review

Today's Lesson: 1.1 - Binary

  • What is binary and why do we keep hearing about it in computer science?

  • How do computers compute?

  • Slideshow for today's lesson (please note, the slides are just an accompaniment to what I will say in class)

Today's Task(s) / Homework

  • During the lesson there will be several handouts to practice binary and converting binary <> decimal. These can be found linked in the slideshow for the lesson, but it is not necessary that you print them.

  • Complete the binary conversion and binary addition sheets that were handed-out in class.

    • You can check your answers in tomorrow's class.