Computer Science for IGCSE & O level - Data Representation (Section 16 - No. 20)
What type of compression is typically used to reduce the size of audio files?
Run-length encoding (RLE)
Lossless compression
Lossy compression
LZW compression
คำอธิบาย
Lossy compression techniques (like MP3) are commonly used for audio to reduce file size while maintaining acceptable quality.