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Microprocessor

Microprocessor
DMA signal/signals in 8085 is/are

 HLDA.
 All.
 HOLD.
 READY.

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Microprocessor
Pick up the programmable interrupt controller from the following

 8279
 8257
 8259
 8275

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Microprocessor
The characteristics of RESET OUT signal is/are

 this signal can be used to reset other devices.
 all.
 indicates that µp is being reset.
 the signal is synchronized to the processor clock.

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Microprocessor
The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is

 equal to the desired frequency
 four times the desired frequency
 twice the desired frequency
None of these

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Microprocessor
Which memory has read operation, byte erase, byte write and chip erase?

Both B and C
EEPROM
UVEPROM
RAM

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Microprocessor
Which one of the following microprocessor is not an 8-bit microprocessor

 Z-80
 6502
 68000
 8085

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