Microprocessor
Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

Circuit A has the same number of gates as circuit B
None of these
Circuit A has more gates than circuit B
Circuit B has more gates than circuit A

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Microprocessor
Ready pin of microprocessor is used

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

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Microprocessor
In an 8085 microprocessor based system, the contents of SP are 2000H. POP H instruction will transfer the contents of memory location

 2000H and 1FFFH to H and L registers respectively
 2000H and 1999H to H and L registers respectively
 2001H and 2002H to H and L registers respectively
 2001H and 2000H to H and L registers respectively

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