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Microprocessor

Microprocessor
Maximum number of I/O that can be addressed by the INTEL 8085 is

 65536
 512
 256
 285

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

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

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Microprocessor
During OPCODE fetch the state of S0 and S1 is

 10
 00
 11
 01

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Microprocessor
In 8085, the pins for SID and SOD are

4 and 5 respectively
3 and 4 respectively
5 and 4 respectively
4 and 3 respectively

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Microprocessor
The reason for the presence of ALE pin in 8085, but not in 6800 is that

 8085 has 5 interrupts lines, whereas 6800 has only two
 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O
 None
 8085 has multiplexed bus, whereas 6800 does not have

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Microprocessor
RST0 - RST7 are the __________ in 8085.

 conditional interrupts
 logical interrupts
 hardware interrupts
 software interrupts

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MORE MCQ ON Microprocessor

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