Microprocessor The microprocessor issues ALE during first T-state of every machine cycle fetch cycle only memory WRITE cycle only memory READ cycle only every machine cycle fetch cycle only memory WRITE cycle only memory READ cycle only 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? 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 1 and 2 only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor _____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts. RIM SIM DI EI RIM SIM DI EI ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How can we make any bit of a register “1”? AND that bit with “0” and remaining bits with “1”. AND that bit with “1” and remaining bits with “0”. OR that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. AND that bit with “0” and remaining bits with “1”. AND that bit with “1” and remaining bits with “0”. OR that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following conditions is not allowed in an RS latch? R is negated, S is asserted R is asserted, S is asserted R is asserted, S is negated R is negated, S is negated R is negated, S is asserted R is asserted, S is asserted R is asserted, S is negated R is negated, S is negated ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In one’s complement 8 bit representation 11111111 represents 1 -0 -1 +0 1 -0 -1 +0 ANSWER DOWNLOAD EXAMIANS APP
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