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Microprocessor

Microprocessor
In order to complement the lower nibble of accumulator one can use

 XRI 0FH
 ORI 0FH
 ANI 0FH
 CMA

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Microprocessor
Of the following circuits, the one which involves storage is

Mux
Decoder
Nand
RS Latch

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Microprocessor
Total number of instructions in 8085 microprocessor assembly language is

 245
 247
 244
 246

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Microprocessor
Which one of the following microprocessor has 16-bit data bus?

 8085
 Z-80
 6502
 68000

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Microprocessor
The execution of RST n instruction causes the stack pointer to

None of these
 increment by two
 remain unaffected
 decrement by two

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Microprocessor
The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is

 320ns
 640ns
 1280ns
 960ns

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