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Microprocessor

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

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

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Microprocessor
Using DeMorgan’s Theorem we can convert any AND-OR structure into

NOR-NAND
OR-NAND
NAND-NAND
NAND-NOR

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Microprocessor
For the number A[15:0] = 0110110010001111, A[14:13] is ______ A[3:2].

Less than
The same as
Greater than
Cannot be determined

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Microprocessor
Identify the communication interfacing device from the following

 8155
 8255
 8257
 8251

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Microprocessor
DMA is used between

 microprocessor and I/O
 memory and I/O
 none
 microprocessor and memory

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Microprocessor
If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory)

Remains unchanged
Increases by 2^(address bits)/addressability
Doubles
Halves

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