Microprocessor Number of Hex digits needed to represent the 20-bit address of a memory location are 4 5 20 16 4 5 20 16 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 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 the microprocessor cannot be interrupted by any interrupt ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct? (I), (II) & (III) (II) only (I) only (II) & (III) (I), (II) & (III) (II) only (I) only (II) & (III) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a microprocessor based system the stack is always in ROM microprocessor EPROM RAM ROM microprocessor EPROM RAM ANSWER DOWNLOAD EXAMIANS APP
Microprocessor IN an intel 8085A microprocessor, why is READY signal used? To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. To indicate to user that the microprocessor is working and is ready for use. None of these To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. To indicate to user that the microprocessor is working and is ready for use. None of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While INX B instruction execute, only carry and zero flags will be affected only carry flag will be affected no flags will be affected all flags will be affected only carry and zero flags will be affected only carry flag will be affected no flags will be affected all flags will be affected ANSWER DOWNLOAD EXAMIANS APP
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