Microprocessor The output data lines of microprocessor and memories are usually tristated because It increases the speed of data transfer over the data bus More than one device can transmit information over the data bus by enabling only one device at a time More than one device can transmit over the data bus at the same time The data line can be multiplexed for both input and output It increases the speed of data transfer over the data bus More than one device can transmit information over the data bus by enabling only one device at a time More than one device can transmit over the data bus at the same time The data line can be multiplexed for both input and output ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An 8-bit microprocessor can have ………….. address lines. cannot be predicted 8 16 32 cannot be predicted 8 16 32 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following? Clock cycle Instruction cycle Machine cycle Memory cycle Clock cycle Instruction cycle Machine cycle Memory cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the non-maskable interrupt from the following RST 7.5 RST 6.5 RST 4.5 RST 5.5 RST 7.5 RST 6.5 RST 4.5 RST 5.5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The ROM programmed during manufacturing process itself is called EPROM MROM EEPROM PROM EPROM MROM EEPROM PROM ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Indicates that another master is requesting the use of the address and data buses. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Indicates that the CPU has not received the HOLD request. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that another master is requesting the use of the address and data buses. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Indicates that the CPU has not received the HOLD request. Hold the data in the accumulator until the microprocessor is turned OFF. ANSWER DOWNLOAD EXAMIANS APP
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