Microprocessor In one’s complement 8 bit representation 11111111 represents -0 1 -1 +0 -0 1 -1 +0 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor XCHG instruction exchanges the content of H-L with ______ register pair. B-C PSW Stack Pointer D-E B-C PSW Stack Pointer D-E ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the programmable DMA controller from the following 8279 8253 8251 8257 8279 8253 8251 8257 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During which T-state, contents of OP code from memory are loaded into IR (Instruction Register)? T1 OP code fetch T4 OP code fetch T3 OP code fetch T2 OP code fetch T1 OP code fetch T4 OP code fetch T3 OP code fetch T2 OP code fetch ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which instruction is required to rotate the content of accumulator one bit right along with carry? RAL RAR RLC RRC RAL RAR RLC RRC ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR. A is false but R is true. Both A & R are true and R is the correct explanation of A. Both A & R are true but R is not the correct explanation of A. A is true but R is false. A is false but R is true. Both A & R are true and R is the correct explanation of A. Both A & R are true but R is not the correct explanation of A. A is true but R is false. ANSWER DOWNLOAD EXAMIANS APP