Cyber Class 9 Data Compression

Asked by GIANSH GUPTA KHUNDKER · BIRLA BRAINIACS

Which compression technique decreases file size by permanently removing redundant or non-critical data, making it irreversible?

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Answer: C. Lossy Compression

• Answer: C) Lossy Compression
• Explanation: Lossy compression discards less important data permanently (used in JPEG, MP3) to reduce sizes, whereas lossless compression can fully restore the original file.

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