Microprocessor The processor status word of 8085 microprocessor has five flags namely: S, Z, AC, P, OV S, Z, AC, P, CY S, Z, OV, P, CY S, OV, AC, P, CY S, Z, AC, P, OV S, Z, AC, P, CY S, Z, OV, P, CY S, OV, AC, P, CY ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following interrupt/interrupts is/are only level triggering? RST 5.5 RST 6.5 both ‘a’ and ‘b’ TRAP RST 5.5 RST 6.5 both ‘a’ and ‘b’ TRAP 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 data register. incremented by one. transferred to memory address register . transferred to address bus. transferred to memory data register. incremented by one. transferred to memory address register . ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not true during the execution of an interrupt service routine, which does not contain any EI instructions the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor can be interrupted by a non-mask able interrupt the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor can be interrupted by a non-mask able interrupt ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Ready pin of microprocessor is used to provide direct memory access to indicate that microprocessor is ready to receive outputs to introduce wait state to indicate that microprocessor is ready to receive inputs to provide direct memory access to indicate that microprocessor is ready to receive outputs to introduce wait state to indicate that microprocessor is ready to receive inputs ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Each instruction in an assembly language program has the following fields 1. Label field 2. Mnemonic field 3. Operand field 4. Comment field What are the correct sequence of these fields? 1, 3, 2 and 4 2, 1, 4 and 3 2, 4, 1 and 3 1, 2, 3 and 4 1, 3, 2 and 4 2, 1, 4 and 3 2, 4, 1 and 3 1, 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
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