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Microprocessor

Microprocessor
Using DeMorgan’s Theorem we can convert any AND-OR structure into

NAND-NAND
NAND-NOR
OR-NAND
NOR-NAND

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Microprocessor
An I/O processor controls the flow of information between

Cache memory and I/O devices
Two I/O devices
Cache and main memory
Main memory and I/O devices

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Microprocessor
During the execution of the instruction, the ________tests the status and control flags and updates them based on the results of executing the instruction.

 None of these
 Both ‘c’ and ‘d’
 Bus Interface Unit (BIU)
 Execution Unit (EU)

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Microprocessor
S0 and S1 pins are used for

None of these
 acknowledging the interrupt
 serial communication
 indicating the processor’s status

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Microprocessor
In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.

False
True

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

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

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