Microprocessor
I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

 1,2 & 3
 1,2 & 4
 2,3&4
 1,3 &4

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Microprocessor
HLDA signal in 8085 performs the following operation:

 Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle.
 Hold the data in the accumulator until the microprocessor is turned OFF.
 Indicates that another master is requesting the use of the address and data buses.
 Indicates that the CPU has not received the HOLD request.

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Microprocessor
In 8085

P flag is reset when the result has odd parity
P flag is set when the result has odd parity
P flag is set when the result has even parity
P flag is reset when the result has even parity

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