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Microprocessor

Microprocessor
DMA signal/signals in 8085 is/are

 All.
 HLDA.
 HOLD.
 READY.

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Microprocessor
Which of the following conditions is not allowed in an RS latch?

R is negated, S is negated
R is asserted, S is asserted
R is negated, S is asserted
R is asserted, S is negated

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Microprocessor
When an 8085 microprocessor is reset, the address bus contains

 0000H
 002CH
 0043H
 003CH

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Microprocessor
8085 microprocessor has how many pins

 41.
  40.
  30.
 39.

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Microprocessor
Consider the following I) Sign flag II) Trap flag III) Parity flag IV) Auxiliary carry flag. Which one of the above flags is/are present in 8085 microprocessor?

 (I) only
 (I) & (II)
 (II) & (III)
 (I) ,(III) & (IV)

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Microprocessor
In 8086 the number of bytes which can be addressed directly is about

100000
one million
1000
10000

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