Microprocessor The program counter in a 8085 micro-processor is a 16-bit register, because It facilitates the user storing 16-bit data temporarily There are 16 address lines It counts 16-bits at a time It has to fetch two 8-bit data at a time It facilitates the user storing 16-bit data temporarily There are 16 address lines It counts 16-bits at a time It has to fetch two 8-bit data at a time ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Length of the instruction POP D is 3 byte 4 byte 2 byte 1 byte 3 byte 4 byte 2 byte 1 byte 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
Microprocessor Which of the following instruction will never affect the zero flag? DCR R DCX Rp ORA R XRA R DCR R DCX Rp ORA R XRA R 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 Control bus DMA bus Address bus Memory bus Control bus DMA bus Address bus Memory bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How many bytes in a zero memory page should be reserved for vectors used by RST instructions? 64. 128. 32. 16. 64. 128. 32. 16. ANSWER DOWNLOAD EXAMIANS APP