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Microprocessor

Microprocessor
The five flags in 8085 are designated as

D, Z, S, P, AC
Z, C, S, P, AC
Z, CY, S, P and AC
Z, CY, S, D, AC

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Microprocessor
In Fortran 77 a variable name can contain special characters.

False
True

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Microprocessor
8085 microprocessor has how many pins

 39.
  40.
 41.
  30.

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

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

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Microprocessor
Inintel 8085A microprocessor ALE signal is made high to

 To latch data D0-D7 from data bus
 To disable data bus
 To achieve all the functions listed above
 Enable the data bus to be used as low order address bus

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Microprocessor
In 8085, the pins for SID and SOD are

4 and 5 respectively
4 and 3 respectively
3 and 4 respectively
5 and 4 respectively

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