Microprocessor Assertion(A): The frequency of 8085 system is ½ of the crystal frequency. Reason(R): Microprocessor (8085) requires a two phase clock. Both A & R are true but R is not the correct explanation of A A is true but R is false A is false but R is true 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 true but R is false A is false but R is true Both A & R are true and R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR. 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. A is true but R is false. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor without the interrupt facility 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 cannot be used for DMA operation cannot be interfaced with any I/O devices ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The multiplexing of address bus and data buses is used in never multiplexed. all the microprocessors. depends on the internal architecture. none of these. never multiplexed. all the microprocessors. depends on the internal architecture. none of these. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an 8085 microprocessor based system, the contents of SP are 1000H, PUSH B instruction will transfer the contents of registers B & C respectively for memory locations 1000 H and 0FFF H 0FFF H and 0FFE H 1000 H and 1001 H 0FFE H and 0FFF H 1000 H and 0FFF H 0FFF H and 0FFE H 1000 H and 1001 H 0FFE H and 0FFF H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While STC instruction executes, only carry flag will be affected. only carry and zero flags will be affected. all flags will be affected. no flags will be affected. only carry flag will be affected. only carry and zero flags will be affected. all flags will be affected. no flags will be affected. ANSWER DOWNLOAD EXAMIANS APP