Microprocessor The output data lines of microprocessor and memories are usually tristated because More than one device can transmit information over the data bus by enabling only one device at a time It increases the speed of data transfer over the data bus The data line can be multiplexed for both input and output More than one device can transmit over the data bus at the same time More than one device can transmit information over the data bus by enabling only one device at a time It increases the speed of data transfer over the data bus The data line can be multiplexed for both input and output More than one device can transmit over the data bus at the same time ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A combinational PLD with a programmable AND array and a programmable OR array is called a PAL PLA PLD PROM PAL PLA PLD PROM ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following I) Sign flag II) Trap flag III) Parity flag IV) Auxiliary carry flag. Which one of the above flags is/are present in 8085 microprocessor? (II) & (III) (I) only (I) ,(III) & (IV) (I) & (II) (II) & (III) (I) only (I) ,(III) & (IV) (I) & (II) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is XCHG & DAD H PCHL & DAD D XCHG & DAD B XTHL & DAD H XCHG & DAD H PCHL & DAD D XCHG & DAD B XTHL & DAD H 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 (II) & (III) (I) only (I), (II) & (III) (II) only (II) & (III) (I) only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLT opcode means load data to accumulator. store result in memory. load accumulator with contents of register. end of program. load data to accumulator. store result in memory. load accumulator with contents of register. end of program. ANSWER DOWNLOAD EXAMIANS APP
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