Microprocessor XCHG instruction exchanges the content of H-L with ______ register pair. PSW D-E Stack Pointer B-C PSW D-E Stack Pointer B-C ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are 220 220 - 1 20 220-1 220 220 - 1 20 220-1 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is a valid integer constant? 125 + 3 127 127 127 125 + 3 127 127 127 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In one’s complement 8 bit representation 11111111 represents -0 +0 -1 1 -0 +0 -1 1 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction will never affect the zero flag? DCX Rp ORA R XRA R DCR R DCX Rp ORA R XRA R DCR R ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to complement the lower nibble of accumulator one can use CMA XRI 0FH ANI 0FH ORI 0FH CMA XRI 0FH ANI 0FH ORI 0FH ANSWER DOWNLOAD EXAMIANS APP