Microprocessor Which one of the following is not correct? Bus is a group of wires An interrupt signal is required at the start of every program An instruction is a set of bits that defines a computer operation Bootstrap is a technique or device for loading first instruction Bus is a group of wires An interrupt signal is required at the start of every program An instruction is a set of bits that defines a computer operation Bootstrap is a technique or device for loading first instruction ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? Devices have 8-bit address line Arithmetic and logic operations can be directly performed with the I/O data Devices are accessed using IN and OUT instructions There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Arithmetic and logic operations can be directly performed with the I/O data Devices are accessed using IN and OUT instructions There can be maximum of 256 input devices and 256 output devices ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The first machine cycle of an instruction is always A fetch cycle A memory write cycle An I/O read cycle A memory read cycle A fetch cycle A memory write cycle An I/O read cycle A memory read cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following interrupt is both level and edge sensitive? TRAP RST 5.5 INTR RST 7.5 TRAP RST 5.5 INTR RST 7.5 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 Either A or B depending on the actual number A larger floating point number A smaller floating point number A negative floating point number Either A or B depending on the actual number A larger floating point number A smaller floating point number A negative floating point number ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? ORA A SUB A CLR A MOV A, 00H ORA A SUB A CLR A MOV A, 00H ANSWER DOWNLOAD EXAMIANS APP
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