Microprocessor Identify the communication interfacing device from the following 8155 8257 8255 8251 8155 8257 8255 8251 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Indicates that the CPU has not received the HOLD request. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Indicates that another master is requesting the use of the address and data buses. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has not received the HOLD request. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Indicates that another master is requesting the use of the address and data buses. Hold the data in the accumulator until the microprocessor is turned OFF. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A single instruction to clear the lower nibble of accumulator in 8085 language assembly is ANI OFH XRI 0FH XRI FOH ANI F0H ANI OFH XRI 0FH XRI FOH ANI F0H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor What is the size (in bytes) of Prefetch queue in 8086? 3. 4. 2. 6. 3. 4. 2. 6. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: Arithmetic Logic Unit (ALU) 1.Performs arithmetic operations 2.Performs comparisons. 3.Communicates with I/O devices 4.Keeps watch on the system Which of these statements are correct? 1 and 2 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 1 and 2 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A 37 bit mantissa has an accuracy of 8 decimal places 6 decimal places 11 decimal places 10 decimal places 8 decimal places 6 decimal places 11 decimal places 10 decimal places ANSWER DOWNLOAD EXAMIANS APP
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