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Microprocessor

Microprocessor
Identify the non-programmable interfacing device from the following

 8212.
 8295.
 8257.
 8255.

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Microprocessor
Which one of the following circuits transmits two messages simultaneously in one direction

 Simplex
 Quadruplex
 Diplex
 Duplex

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Microprocessor
Internet is a worldwide network of computers where most of the information is freely available.

False
True

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Microprocessor
SUB A instruction in 8085

 sets zero and carry flags
 sets zero and sign flags
 reset carry and sign flags
 reset zero and parity flags

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Microprocessor
What is the size (in bytes) of Prefetch queue in 8086?

 3.
 4.
 6.
 2.

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Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 TRAP
 RST 7
 RST 5.5
 INTR

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