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Which error occurs when the parity of the number of 1 bit disagrees with that specified by the parity bit?

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Which error occurs when the parity of the number of 1 bit disagrees with that specified by the parity bit?

(a) Overrun error

(b) Underrun error

(c) Framing error

(d) Parity error

The question was posed to me in examination.

My doubt stems from UART Protocol topic in division Internet Principles of IOT

1 Answer

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The correct answer is (d) Parity error

For explanation I would say: A parity error occurs when the parity of the number of 1 bit disagrees with that specified by the parity bit. Using parity is optional, so this error will only occur if parity checking has been enabled.

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