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Microprocessor

Microprocessor
In order to complement the lower nibble of accumulator one can use

 ANI 0FH
 ORI 0FH
 CMA
 XRI 0FH

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

 PLA
 PLD
 PROM
 PAL

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

 PLD
 PLA
 PROM
 PAL

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Microprocessor
________used to implement the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by setting various bits to form masks or generate output data via the Serial Output Data (SOD) line.

 RIM
 SIM
 DI
 EI

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Microprocessor
Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be

 11000100
 01000000
 00000100
 010001000

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Microprocessor
Both the ALU and control section of CPU employ which special purpose storage location?

 Accumulators
 Registers
 Decoders
 Buffers

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