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Microprocessor

Microprocessor
A 37 bit mantissa has an accuracy of

10 decimal places
11 decimal places
8 decimal places
6 decimal places

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Microprocessor
An 8-bit microprocessor can have ………….. address lines.

 16
 8
 cannot be predicted
 32

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

None of these
 RST 7.5 is recognized
 DAD RP instruction is executed
 INTR interrupt is recognized

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Microprocessor
Identify the non-programmable interfacing device from the following

 8212.
 8257.
 8295.
 8255.

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Microprocessor
In 8085 microprocessor which one of the following statement is wrong

 serial I/O is not possible
 there is a pin available for serial output
 serial I/O is possible through SIM and RIM instruction
 there is a pin available for serial input

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Microprocessor
How many T-states are required for execution of OUT 80H instruction?

 7
 13
 10
 16

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