Microprocessor DMA is used between memory and I/O microprocessor and I/O microprocessor and memory none memory and I/O microprocessor and I/O microprocessor and memory none ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? ORA A CLR A MOV A, 00H SUB A ORA A CLR A MOV A, 00H SUB A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode? 10 6 8 4 10 6 8 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory) Increases by 2^(address bits)/addressability Remains unchanged Doubles Halves Increases by 2^(address bits)/addressability Remains unchanged Doubles Halves ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Bus Interface Unit (BIU) in 8086 performs the following functions: Arithmatic and Logic operations. All the above. Instruction decoding. Instruction fetch. Arithmatic and Logic operations. All the above. Instruction decoding. Instruction fetch. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An e-mail message can be sent to many recipients. True False True False ANSWER DOWNLOAD EXAMIANS APP
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