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Microprocessor

Microprocessor
Identify the non-programmable interfacing device from the following

 8212.
 8295.
 8257.
 8255.

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Microprocessor
The clock speed of 8085 is

 3.2MHz.
 1MHz.
 3.2KHz.
 1KHz.

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Microprocessor
In one’s complement 8 bit representation 11111111 represents

+0
-1
1
-0

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Microprocessor
Which of the following interrupt is both level and edge sensitive?

 RST 5.5
 INTR
 TRAP
 RST 7.5

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Microprocessor
While INX B instruction execute,

 all flags will be affected
 no flags will be affected
 only carry and zero flags will be affected
 only carry flag will be affected

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Microprocessor
A combinational PLD with a fixed AND array and a programmable OR array is called a

 PLA
 PLD
 PAL
 PROM

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