Microprocessor Identify the communication interfacing device from the following 8251 8155 8255 8257 8251 8155 8255 8257 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU. True False True False ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How can we make any bit of a register “1”? OR that bit with “1” and remaining bits with “0”. AND that bit with “0” and remaining bits with “1”. AND that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. OR that bit with “1” and remaining bits with “0”. AND that bit with “0” and remaining bits with “1”. AND that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A single instruction to clear the lower nibble of accumulator in 8085 language assembly is XRI 0FH ANI F0H ANI OFH XRI FOH XRI 0FH ANI F0H ANI OFH XRI FOH ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Each instruction in an assembly language program has the following fields 1. Label field 2. Mnemonic field 3. Operand field 4. Comment field What are the correct sequence of these fields? 2, 4, 1 and 3 1, 2, 3 and 4 2, 1, 4 and 3 1, 3, 2 and 4 2, 4, 1 and 3 1, 2, 3 and 4 2, 1, 4 and 3 1, 3, 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? A memory write cycle An I/O read cycle An op-code fetch cycle A memory read cycle A memory write cycle An I/O read cycle An op-code fetch cycle A memory read cycle ANSWER DOWNLOAD EXAMIANS APP
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