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Answer Posted / hiranmay mistri
Flag is an eight bit register which shows the status of
results store in accumulator,after executing an
instruction.There are 5 flag in 8085 microprocessor,
Sign:States whether the result is +ve or -ve.
Zero:set when result is zero,otherwise reset.
Parity:Set for even parity,otherwise reset.
Carry:Set if there is an end carry.
AC:Set if carry generated by leftmost nibble.
Bus is a interconnecting device through which data
transfer is occur.
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