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Microprocessor

Microprocessor
In 8085 which addressing mode is also called inherent addressing?

Immediate
Implicit
Direct
Register

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Microprocessor
Identify the programmable DMA controller from the following

 8251
 8253
 8279
 8257

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Microprocessor
In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is

Arithmetic, relational, assignment
Arithmetic, assignment, relational
Assignment, relational, arithmetic
Relational, assignment, arithmetic

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Microprocessor
Which of the following is type declaration statement in C?

int bar
s = s + 1
king = horse + 1
prin = prin * prin

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Microprocessor
The address bus of any microprocessor is always

 None
 Unidirectional
 Bi-directional
 Either unidirectional or bi-directional

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Microprocessor
Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value?

 CLR A
 MOV A, 00H
 SUB A
 ORA A

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