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Microprocessor

Microprocessor
A microprocessor with a 12-bit address bus will be able to access

 10 K bytes
 4 K bytes
 8 K bytes
 1 K bytes

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Microprocessor
The processor status word of 8085 microprocessor has five flags namely:

 S, Z, OV, P, CY
 S, Z, AC, P, CY
 S, OV, AC, P, CY
 S, Z, AC, P, OV

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

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

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Microprocessor
When any data transfer instruction, to transfer the data from memory to microprocessor, is executed the condition flags are

 not affected
 always reset
 always set
 affected indicating specific conditions

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Microprocessor
What is the size (in bytes) of Prefetch queue in 8086?

 2.
 4.
 3.
 6.

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Microprocessor
The microprocessor may be made to exit from HALT state by asserting

 any of the five interrupt lines
 READY line
 RESTART
 A or B or HOLD line

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