Microprocessor Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode? 8 4 6 10 8 4 6 10 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system I/O ports are used to interface all the I/O devices the I/O devices and memory chips the O/P devices only the I/P device only all the I/O devices the I/O devices and memory chips the O/P devices only the I/P device only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An 8-bit microprocessor signifies that 8-bit controller 8-bit data bus 8-bit address bus 8-interrupt lines 8-bit controller 8-bit data bus 8-bit address bus 8-interrupt lines ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system DMA refers to None of these direct memory access for the I/O device direct memory access for the user direct memory access for microprocessor None of these direct memory access for the I/O device direct memory access for the user direct memory access for microprocessor ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be 00000000 11111111 00000001 None 00000000 11111111 00000001 None ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): The frequency of 8085 system is ½ of the crystal frequency. Reason(R): Microprocessor (8085) requires a two phase clock. A is true but R is false Both A & R are true and R is the correct explanation of A A is false but R is true Both A & R are true but R is not the correct explanation of A A is true but R is false Both A & R are true and R is the correct explanation of A A is false but R is true Both A & R are true but R is not the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP