Microprocessor Identify the programmable DMA controller from the following 8251 8257 8279 8253 8251 8257 8279 8253 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction will never affect the zero flag? DCR R XRA R DCX Rp ORA R DCR R XRA R DCX Rp ORA R ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system DMA refers to direct memory access for microprocessor direct memory access for the user None of these direct memory access for the I/O device direct memory access for microprocessor direct memory access for the user None of these direct memory access for the I/O device ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The frequency of the driving network connected between pins 1 and 2 of 8085 microprocessor is twice the desired frequency four times the desired frequency equal to the desired frequency None of these twice the desired frequency four times the desired frequency equal to the desired frequency None of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A 37 bit mantissa has an accuracy of 10 decimal places 6 decimal places 11 decimal places 8 decimal places 10 decimal places 6 decimal places 11 decimal places 8 decimal places ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? An I/O read cycle A memory write cycle An op-code fetch cycle A memory read cycle An I/O read cycle A memory write cycle An op-code fetch cycle A memory read cycle ANSWER DOWNLOAD EXAMIANS APP