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Microprocessor

Microprocessor
Total number of instructions in 8085 microprocessor assembly language is

 246
 245
 244
 247

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Microprocessor
What is mean by ALU

 Arithmetic logic unsigned
 Arithmetic logic upgrade
 Arithmetic logic unit
 Arithmetic local unsigned

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Microprocessor
A microprocessor without the interrupt facility

 cannot be used for DMA operation
 is not useful for process control system
 cannot be interfaced with any I/O devices
 is best suited for process control system

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Microprocessor
The stack is nothing but a set of

None of these
 reserved I/O address space
 reserved RAM address space
 reserved ROM address space

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Microprocessor
The addressing mode in instruction PUSH B is

 immediate
 register indirect
 register
 direct

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Microprocessor
The microprocessor may be made to exit from HALT state by asserting

 any of the five interrupt lines
 RESTART
 READY line
 A or B or HOLD line

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MORE MCQ ON Microprocessor

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