Bit depth
What Bit depth means in Computer Science GCSE, as defined for OCR, Pearson Edexcel.
Definitions of Bit depth
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Reference: OCR
The number of bits per sample; a greater depth gives more amplitude levels, so each sample is rounded less coarsely and quiet detail is preserved.
The number of bits used to store each sample, which determines how many distinct amplitude levels can be represented.
Topics that use Bit depth
- Data storage (OCR GCSE)
- Data representation (Pearson Edexcel GCSE)
Related terms
- Colour depth
- File size calculation
- Overflow
- Resolution
- Sample rate
- Analogue to digital conversion
- Base 16 place value
- Character set
Using Bit depth in the exam
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