Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are all bits set (i.e. FFH) same as the content of A7-A0 all bits reset (i.e. 00H) irrelevant all bits set (i.e. FFH) same as the content of A7-A0 all bits reset (i.e. 00H) irrelevant ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Number of Hex digits needed to represent the 20-bit address of a memory location are 5 4 20 16 5 4 20 16 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Inintel 8085A microprocessor ALE signal is made high to Enable the data bus to be used as low order address bus To achieve all the functions listed above To disable data bus To latch data D0-D7 from data bus Enable the data bus to be used as low order address bus To achieve all the functions listed above To disable data bus To latch data D0-D7 from data bus 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 The first microprocessor to include virtual memory in the intel microprocessor family is 80286 80386 80486 Pentium 80286 80386 80486 Pentium ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The 8085 microprocessor enters into bus idle machine cycle whenever INTR interrupt is recognized RST 7.5 is recognized DAD RP instruction is executed None of these INTR interrupt is recognized RST 7.5 is recognized DAD RP instruction is executed None of these ANSWER DOWNLOAD EXAMIANS APP