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Microprocessor

Microprocessor
It is possible to copy a file in the same directory.

True
False

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Microprocessor
Identify the non-programmable interfacing device from the following

 8295.
 8255.
 8212.
 8257.

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Microprocessor
RST0 - RST7 are the __________ in 8085.

 hardware interrupts
 software interrupts
 conditional interrupts
 logical interrupts

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Microprocessor
If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

A larger floating point number
A smaller floating point number
A negative floating point number
Either A or B depending on the actual number

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

 ORI 0FH
 ANI 0FH
 XRI 0FH
 CMA

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Microprocessor
An 8-bit microprocessor signifies that

 8-bit address bus
 8-bit controller
 8-bit data bus
 8-interrupt lines

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