Microprocessor The first machine cycle of an instruction is always A memory write cycle A memory read cycle An I/O read cycle A fetch cycle A memory write cycle A memory read cycle An I/O read cycle A fetch cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A single instruction to clear the lower nibble of accumulator in 8085 language assembly is ANI F0H ANI OFH XRI 0FH XRI FOH ANI F0H ANI OFH XRI 0FH XRI FOH ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When .9432 E – 4 is subtracted from .5452 E – 3 in normalized floating point mode .9432 E – 4 is changed to .09432 E – 3 and .5452 E – 3 is not changed None of the numbers is changed Both Ihe numbers are changed and their exponents are, made equal to -5 .5452 E – 3 is changed to 5.452 E – 4 but .9432 E – 4 is not changed .9432 E – 4 is changed to .09432 E – 3 and .5452 E – 3 is not changed None of the numbers is changed Both Ihe numbers are changed and their exponents are, made equal to -5 .5452 E – 3 is changed to 5.452 E – 4 but .9432 E – 4 is not changed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The correct sequence of steps in the instruction cycle of a basic computer is Fetch, Decode, Read effective address and, Execute. Fetch, Read effective address, Decode and Execute. Fetch, Execute, Decode and Read effective address. Read effective address, Decode, Fetch and Execute. Fetch, Decode, Read effective address and, Execute. Fetch, Read effective address, Decode and Execute. Fetch, Execute, Decode and Read effective address. Read effective address, Decode, Fetch and Execute. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An 8-bit microprocessor signifies that 8-bit controller 8-interrupt lines 8-bit address bus 8-bit data bus 8-bit controller 8-interrupt lines 8-bit address bus 8-bit data bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the communication interfacing device from the following 8257 8155 8255 8251 8257 8155 8255 8251 ANSWER DOWNLOAD EXAMIANS APP