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Microprocessor

Microprocessor
Pick out the matching pair

 READY; RIM
 S0;S1;wait status
 SID; SIM
 HOLD; DMA

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Microprocessor
In 8085 name/names of the 16 bit registers is/are

 program counter.
 stack pointer.
 none of these.
 both A and B.

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Microprocessor
SUB A instruction in 8085

 reset zero and parity flags
 sets zero and carry flags
 reset carry and sign flags
 sets zero and sign flags

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Microprocessor
S0 and S1 pins are used for

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

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Microprocessor
RST0 - RST7 are the __________ in 8085.

 software interrupts
 conditional interrupts
 logical interrupts
 hardware interrupts

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Microprocessor
A combinational PLD with a fixed AND array and a programmable OR array is called a

 PROM
 PLA
 PAL
 PLD

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