Microprocessor A single instruction to clear the lower nibble of accumulator in 8085 language assembly is ANI F0H XRI 0FH XRI FOH ANI OFH ANI F0H XRI 0FH XRI FOH ANI OFH 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 CLR A ORA A SUB A MOV A, 00H CLR A ORA A SUB A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): Ready signal of microprocessor is used to detect whether a peripheral is ready for the data transfer or not. Reason(R): In the microprocessor during data transfer operations, the wait states are added by forcing the ready signal low. Both A & R are true but R is not the correct explanation of A . A is false but R is true. A is true but R is false. Both A & R are true and R is the correct explanation of A. Both A & R are true but R is not the correct explanation of A . A is false but R is true. A is true but R is false. Both A & R are true and R is the correct explanation of A. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor It is possible to copy a file in the same directory. True False True False ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The program counter in a 8085 micro-processor is a 16-bit register, because There are 16 address lines It has to fetch two 8-bit data at a time It facilitates the user storing 16-bit data temporarily It counts 16-bits at a time There are 16 address lines It has to fetch two 8-bit data at a time It facilitates the user storing 16-bit data temporarily It counts 16-bits at a time 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
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