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Microprocessor

Microprocessor
Using one 8259 IC is equivalent to providing …………. INTR pins on 8085

 18
 8
 16
 12

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

 DAD RP instruction is executed
 RST 7.5 is recognized
None of these
 INTR interrupt is recognized

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Microprocessor
What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?

 Identifiers
 Directives
 Mnemonics
 Operands

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Microprocessor
In 8085 microprocessor, in response to RST 7.5 interrupts the execution is transferred to memory location

 0000H
 002CH
 003CH
 0034H

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Microprocessor
A real number consists of

Integer part, fraction part along with positive or negative sign
Integer part and fraction part
None of these
Integer part

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Microprocessor
How many bytes in a zero memory page should be reserved for vectors used by RST instructions?

 128.
 32.
 64.
 16.

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