Microprocessor In one’s complement 8 bit representation 11111111 represents +0 -0 1 -1 +0 -0 1 -1 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 16 18 8 12 16 18 8 12 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The correct sequence of steps in the instruction cycle of a basic computer is Read effective address, Decode, Fetch and Execute. Fetch, Execute, Decode and Read effective address. Fetch, Decode, Read effective address and, Execute. Fetch, Read effective address, Decode and Execute. Read effective address, Decode, Fetch and Execute. Fetch, Execute, Decode and Read effective address. Fetch, Decode, Read effective address and, Execute. Fetch, Read effective address, Decode and Execute. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor _____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts. RIM EI DI SIM RIM EI DI SIM ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor without the interrupt facility cannot be used for DMA operation cannot be interfaced with any I/O devices is best suited for process control system is not useful for process control system cannot be used for DMA operation cannot be interfaced with any I/O devices is best suited for process control system is not useful for process control system ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be 11000100 00000100 01000000 010001000 11000100 00000100 01000000 010001000 ANSWER DOWNLOAD EXAMIANS APP
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