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Microprocessor

Microprocessor
The address bus width of a microprocessor which is capable of addressing 64 Kbytes of the memory is

 16
 12
 20
 8

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Microprocessor
In 8085 name/names of the 16 bit registers is/are

 program counter.
 stack pointer.
 none of these.
 both A and B.

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Microprocessor
The stack pointer

 resides in ROM
 may be in RAM or ROM
 resides in RAM
 resides in microprocessor

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Microprocessor
The number of interrupt lines in 8085 is

4
5
3
2

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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

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

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Microprocessor
Which instruction is required to rotate the content of accumulator one bit right along with carry?

 RLC
 RAR
 RRC
 RAL

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