1.3 · Lesson 1 of 3

Data measurement

Syllabus 1.3.1

What this lesson covers

  • Name the units of data storage from bit to exbibyte

Key vocabulary

Bit
A single binary value: 1 or 0.
Nibble
4 bits.
Byte
8 bits.
Kibibyte (KiB)
1024 bytes (2^10 bytes).
Mebibyte (MiB)
1024 kibibytes (2^20 bytes).
Gibibyte (GiB)
1024 mebibytes (2^30 bytes).
Tebibyte (TiB)
1024 gibibytes (2^40 bytes).

Check your learning

  • Quick check: 4 questions
  • Key vocabulary test: 7 terms
  • Activity 1: Unit conversions · 8 questions
  • Activity 2: Units of memory quiz · 8 questions
  • Activity 3: Order the sizes · drag and drop
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