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Microprocessor

Microprocessor
The first microprocessor to include virtual memory in the intel microprocessor family is

 80486
 Pentium
 80386
 80286

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Microprocessor
Which of the data transfer is not possible in microprocessor

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

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

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

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Microprocessor
The data lines of 8085 microprocessor are multiplexed with

None of these
 status lines
 lower order address lines
 higher order address lines

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Microprocessor
_____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts.

 EI
 RIM
 DI
 SIM

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Microprocessor
Which of the following conditions is not allowed in an RS latch?

R is asserted, S is negated
R is asserted, S is asserted
R is negated, S is asserted
R is negated, S is negated

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