Microprocessor The maximum number of seven segment displays that can be connected to 8279 is 16 8 18 12 16 8 18 12 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Program counter in a digital computer Counts the number of times a subroutine is called. Counts the number of times the loops are executed. Points the memory address of the next instruction to be fetched. Counts the numbers of programs run in the machine. Counts the number of times a subroutine is called. Counts the number of times the loops are executed. Points the memory address of the next instruction to be fetched. Counts the numbers of programs run in the machine. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system I/O ports are used to interface the O/P devices only all the I/O devices the I/O devices and memory chips the I/P device only the O/P devices only all the I/O devices the I/O devices and memory chips the I/P device only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? SUB A CLR A MOV A, 00H ORA A SUB A CLR A MOV A, 00H ORA A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction will never affect the zero flag? DCX Rp XRA R DCR R ORA R DCX Rp XRA R DCR R ORA R ANSWER DOWNLOAD EXAMIANS APP
Microprocessor If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory) Remains unchanged Doubles Halves Increases by 2^(address bits)/addressability Remains unchanged Doubles Halves Increases by 2^(address bits)/addressability ANSWER DOWNLOAD EXAMIANS APP
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