Microprocessor The first machine cycle of an instruction is always An I/O read cycle A fetch cycle A memory write cycle A memory read cycle An I/O read cycle A fetch cycle A memory write cycle A memory read cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not treated as hexadecimal constant by assembler in 8085? 6 AFH 64 H 234 45 H 6 AFH 64 H 234 45 H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The stack is nothing but a set of reserved ROM address space reserved I/O address space reserved RAM address space None of these reserved ROM address space reserved I/O address space reserved RAM address space None of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction will never affect the zero flag? ORA R XRA R DCR R DCX Rp ORA R XRA R DCR R DCX Rp ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following? Instruction cycle Memory cycle Clock cycle Machine cycle Instruction cycle Memory cycle Clock cycle Machine cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor S0 and S1 pins are used for None of these acknowledging the interrupt serial communication indicating the processor’s status None of these acknowledging the interrupt serial communication indicating the processor’s status ANSWER DOWNLOAD EXAMIANS APP
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