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Computer Science for IGCSE & O level - Data Transmission (Section 2 - No. 23)

What is the function of 'Cyclic Redundancy Checks' (CRCs) in data transmission?
To increase the speed of data transfer.
To encrypt data for security.
To detect errors in data transmission.
To manage the order of packets.

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CRCs are mainly used for error detection during data transmission.

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