Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are all bits reset (i.e. 00H) irrelevant same as the content of A7-A0 all bits set (i.e. FFH) all bits reset (i.e. 00H) irrelevant same as the content of A7-A0 all bits set (i.e. FFH) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When any data transfer instruction, to transfer the data from memory to microprocessor, is executed the condition flags are always set affected indicating specific conditions not affected always reset always set affected indicating specific conditions not affected always reset ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The multiplexing of address bus and data buses is used in all the microprocessors. none of these. depends on the internal architecture. never multiplexed. all the microprocessors. none of these. depends on the internal architecture. never multiplexed. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the non-maskable interrupt from the following RST 4.5 RST 7.5 RST 6.5 RST 5.5 RST 4.5 RST 7.5 RST 6.5 RST 5.5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A bus connected between the CPU and main memory that permits transfer of information between main memory and the CPU is known as DMA bus Memory bus Address bus Control bus DMA bus Memory bus Address bus Control bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor After RESET 8255 will be in mode 0; all ports are output unchanged condition mode 0; all ports are input mode 2 mode 0; all ports are output unchanged condition mode 0; all ports are input mode 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS