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Microprocessor

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

Nand
Mux
Decoder
RS Latch

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Microprocessor
In microprocessor based system I/O ports are used to interface

 the O/P devices only
 the I/O devices and memory chips
 all the I/O devices
 the I/P device only

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Microprocessor
Identify the non-programmable interfacing device from the following

 8255.
 8257.
 8212.
 8295.

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Microprocessor
A mask programmed ROM is

 programmed by the user
 erasable and programmable
 erasable electrically
 programmed at the time of fabrication

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Microprocessor
Which of the data transfer is not possible in microprocessor

 I/O device to accumulator
 accumulator to memory
 memory to accumulator
 memory to memory

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Microprocessor
EPROMs are preferred for storing programs while developing new microprocessor based system. Because of their

 random access characteristic
 non-volatile characteristic
 all the above characteristic
 erasable and programmable characteristic

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