Microprocessor DMA is used between microprocessor and memory none memory and I/O microprocessor and I/O microprocessor and memory none memory and I/O microprocessor and I/O ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor with a 12-bit address bus will be able to access 4 K bytes 10 K bytes 8 K bytes 1 K bytes 4 K bytes 10 K bytes 8 K bytes 1 K bytes ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The output data lines of microprocessor and memories are usually tristated because The data line can be multiplexed for both input and output It increases the speed of data transfer over the data bus More than one device can transmit over the data bus at the same time More than one device can transmit information over the data bus by enabling only one device at a time The data line can be multiplexed for both input and output It increases the speed of data transfer over the data bus More than one device can transmit over the data bus at the same time More than one device can transmit information over the data bus by enabling only one device at a time ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following ICs is used to interface keyboard and display? 8279 8251 8253 8259 8279 8251 8253 8259 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How many machine cycles are required for execution of IN 30H instruction 6 5 4 3 6 5 4 3 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? MOV A, 00H ORA A SUB A CLR A MOV A, 00H ORA A SUB A CLR A ANSWER DOWNLOAD EXAMIANS APP
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