Microprocessor In 8085 microprocessor based system maximum possible number of input/output devices can be connected using I/O mapped I/O technique is 256 512 65536 64 256 512 65536 64 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 SUB A CLR A MOV A, 00H ORA A SUB A CLR A MOV A, 00H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How many machine cycles are required for execution of IN 30H instruction 4 6 3 5 4 6 3 5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During the execution of the instruction, the ________tests the status and control flags and updates them based on the results of executing the instruction. None of these Execution Unit (EU) Bus Interface Unit (BIU) Both ‘c’ and ‘d’ None of these Execution Unit (EU) Bus Interface Unit (BIU) Both ‘c’ and ‘d’ ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor without the interrupt facility is not useful for process control system cannot be interfaced with any I/O devices is best suited for process control system cannot be used for DMA operation is not useful for process control system cannot be interfaced with any I/O devices is best suited for process control system cannot be used for DMA operation ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The microprocessor issues ALE during first T-state of memory READ cycle only every machine cycle memory WRITE cycle only fetch cycle only memory READ cycle only every machine cycle memory WRITE cycle only fetch cycle only ANSWER DOWNLOAD EXAMIANS APP
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