Download Aptitude Crack
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Microprocessors - Engineering

Q1:

Assertion (A): The data bus and address bus of 8085 are multiplexed. Reason (R): Multiplexing reduces the number of pins.

A Both A and R are correct and R is correct explanation of A

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

C A is correct R is wrong

D A is wrong R is correct

ANS:A - Both A and R are correct and R is correct explanation of A

In 8085 signal lines AD7 - AD0 are used for address bits in some T states and for data in some other T states.