Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? SUB A CLR A ORA A MOV A, 00H SUB A CLR A ORA A MOV A, 00H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Temporary registers in 8085 are W and Z. D and E. B and C. H and L. W and Z. D and E. B and C. H and L. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion (A): Negative values of incremental operator in DO loop are allowed in Fortran 77 but not in earlier versions of Fortran. Reason (R): Fortran 77 has better array facilities than earlier versions of Fortran. A is wrong R is correct A is correct R is wrong Both A and R are correct but R is not correct explanation of A Both A and R are correct and R is correct explanation of A A is wrong R is correct A is correct R is wrong Both A and R are correct but R is not correct explanation of A Both A and R are correct and R is correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor S0 and S1 pins are used for serial communication indicating the processor’s status None of these acknowledging the interrupt serial communication indicating the processor’s status None of these acknowledging the interrupt ANSWER DOWNLOAD EXAMIANS APP
Microprocessor For a memory with a 16-bit address space, the addressability is 8 bits 2^16 bits Cannot be determined 16 bits 8 bits 2^16 bits Cannot be determined 16 bits ANSWER DOWNLOAD EXAMIANS APP
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