Microprocessor Which instruction is required to rotate the content of accumulator one bit right along with carry? RLC RAL RRC RAR RLC RAL RRC RAR ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following statements for intel 8085 is correct? PC specifies the address of the instruction to be executed PC specifies the number of instructions executed so far Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction being executed PC specifies the address of the instruction to be executed PC specifies the number of instructions executed so far Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction being executed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Both the ALU and control section of CPU employ which special purpose storage location? Accumulators Registers Decoders Buffers Accumulators Registers Decoders Buffers ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? A memory read cycle An I/O read cycle A memory write cycle An op-code fetch cycle A memory read cycle An I/O read cycle A memory write cycle An op-code fetch cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor IN an intel 8085A microprocessor, why is READY signal used? None of these To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To indicate to user that the microprocessor is working and is ready for use. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. None of these To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To indicate to user that the microprocessor is working and is ready for use. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. 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 true but R is false. Both A & R are true but R is not the correct explanation of A. Both A & R are true and R is the correct explanation of A. A is false but R is true. A is true but R is false. Both A & R are true but R is not the correct explanation of A. Both A & R are true and R is the correct explanation of A. A is false but R is true. ANSWER DOWNLOAD EXAMIANS APP