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Microprocessor

Microprocessor
Maximum number of I/O that can be addressed by the INTEL 8085 is

 512
 65536
 285
 256

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Microprocessor
IC 7485 cannot be cascadeD.

False
True

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Microprocessor
In 8085 microprocessor, the RST6 instruction transfer programme execution to following location

 0048H.
 0024H.
 0030H.
 0060H.

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Microprocessor
A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is

 XCHG & DAD B
 XTHL & DAD H
 PCHL & DAD D
 XCHG & DAD H

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Microprocessor
How many segments are there in 8086?

 3.
 4.
 6.
 2.

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Microprocessor
Identify the communication interfacing device from the following

 8257
 8251
 8155
 8255

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