Microprocessor In microprocessor based system I/O ports are used to interface the O/P devices only the I/P device only the I/O devices and memory chips all the I/O devices the O/P devices only the I/P device only the I/O devices and memory chips all the I/O devices ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following pair of gates can form a latch? A pair of cross copled AND A pair of cross coupled OR A pair of cross coupled NAND A cross coupled NAND/OR A pair of cross copled AND A pair of cross coupled OR A pair of cross coupled NAND A cross coupled NAND/OR ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Pick up the programmable interrupt controller from the following 8259 8279 8257 8275 8259 8279 8257 8275 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor At the beginning of a fetch cycle, the contents of the program counter are transferred to address bus. transferred to memory address register . incremented by one. transferred to memory data register. transferred to address bus. transferred to memory address register . incremented by one. transferred to memory data register. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following? Clock cycle Machine cycle Memory cycle Instruction cycle Clock cycle Machine cycle Memory cycle Instruction cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not treated as hexadecimal constant by assembler in 8085? 64 H 6 AFH 45 H 234 64 H 6 AFH 45 H 234 ANSWER DOWNLOAD EXAMIANS APP
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