Units & Why Binary?

Lesson Instructions

Watch and follow the YouTube video, the lesson contains three parts:

  1. Key Information and content - all you need to do here is watch and listen

  2. Learning activity - this activity involves answering different questions about binary and units

  3. Quiz - you will be converting between units.

  4. Consolidation - these are past exam question and are for deliberate practice to check your understanding.

Task - Units

Task - Unit Conversions

Task - Exam Questions - Deliberate Practice

Exam Questions - Web

Mark Scheme

Question 1

  • Multiply by 1000

  • 2000 GB

Question 2

  • 1 kilobyte = 1000 bytes

  • 1 Gigabyte = 1000 x 1000 x 1000 bytes, or 1000000000 bytes

Question 3

  • Computers consist of transistors/switches/logic circuits/gates... must refer to hardware

  • ... which only have two values, on or off / 1 or 0 / open or closed