Computer Science for IGCSE & O level - Data Transmission (Section 1 - No. 22)
If a single bit error occurs in a data transmission using an even parity scheme, how will it be detected?
The parity bit will be incorrect.
The checksum will be incorrect.
The ARQ system will request a retransmission.
All of the above.
解释
A single bit error will make the parity incorrect, causing the receiver to request a retransmission