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Microprocessor

Microprocessor
The number of interrupt lines in 8085 is

5
3
4
2

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Microprocessor
The stack is nothing but a set of

 reserved ROM address space
None of these
 reserved RAM address space
 reserved I/O address space

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Microprocessor
Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be

 None
 11111111
 00000000
 00000001

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Microprocessor
Because we wish to allow each ASCII code to occupy one location in memory, most memories are __________ addressable.

DOUBLEWORD (32 bits)
WORD (16 bits)
BYTE
NIBBLE

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Microprocessor
IC 7485 cannot be cascadeD.

True
False

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Microprocessor
During which T-state, contents of OP code from memory are loaded into IR (Instruction Register)?

 T2 OP code fetch
 T4 OP code fetch
 T1 OP code fetch
 T3 OP code fetch

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