Microprocessor PUSH B instruction in 8085 microprocessor causes the contents of register B & C to be copied in the stack registers B & C to be cleared the contents of registers B & C to be transferred in the stack and and the registers get cleared the contents of register B only to be copied in the stack the contents of register B & C to be copied in the stack registers B & C to be cleared the contents of registers B & C to be transferred in the stack and and the registers get cleared the contents of register B only to be copied in the stack ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When the write enable input is not asserted, the gated D latch _________ its output. Sets Clears Can not change Complements Sets Clears Can not change Complements ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Bus Interface Unit (BIU) in 8086 performs the following functions: Instruction decoding. Instruction fetch. Arithmatic and Logic operations. All the above. Instruction decoding. Instruction fetch. Arithmatic and Logic operations. All the above. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following ICs is used to interface keyboard and display? 8279 8251 8259 8253 8279 8251 8259 8253 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Hold the data in the accumulator until the microprocessor is turned OFF. 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. 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 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. Indicates that another master is requesting the use of the address and data buses. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier] Circuit B has more gates than circuit A Circuit A has the same number of gates as circuit B Circuit A has more gates than circuit B None of these Circuit B has more gates than circuit A Circuit A has the same number of gates as circuit B Circuit A has more gates than circuit B None of these ANSWER DOWNLOAD EXAMIANS APP