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
 1,3 &4
 2,3&4
 1,2 & 4

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Microprocessor
Ready pin of microprocessor is used

 to provide direct memory access
 to indicate that microprocessor is ready to receive outputs
 to introduce wait state
 to indicate that microprocessor is ready to receive inputs

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Microprocessor
Assertion (A): Each memory chip has its own address latch. Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.

Both A and R are correct but R is not correct explanation of A
Both A and R are correct and R is correct explanation of A
A is wrong R is correct
A is correct R is wrong

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