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, 2 and 3 3 and 4 only 1, 2, 3 and 4 1 and 2 only 1, 2 and 3 3 and 4 only 1, 2, 3 and 4 1 and 2 only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is A negative floating point number A smaller floating point number Either A or B depending on the actual number A larger floating point number A negative floating point number A smaller floating point number Either A or B depending on the actual number A larger floating point number ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The correct sequence of steps in the instruction cycle of a basic computer is Fetch, Execute, Decode and Read effective address. Read effective address, Decode, Fetch and Execute. Fetch, Read effective address, Decode and Execute. Fetch, Decode, Read effective address and, Execute. Fetch, Execute, Decode and Read effective address. Read effective address, Decode, Fetch and Execute. Fetch, Read effective address, Decode and Execute. Fetch, Decode, Read effective address and, Execute. 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 EI SIM DI RIM EI SIM DI ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The data lines of 8085 microprocessor are multiplexed with lower order address lines None of these higher order address lines status lines lower order address lines None of these higher order address lines status lines ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Both the ALU and control section of CPU employ which special purpose storage location? Registers Accumulators Buffers Decoders Registers Accumulators Buffers Decoders ANSWER DOWNLOAD EXAMIANS APP
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