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 provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. To indicate to user that the microprocessor is working and is ready for use. None of these To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. To indicate to user that the microprocessor is working and is ready for use. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? ORA A MOV A, 00H CLR A SUB A ORA A MOV A, 00H CLR A SUB A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor EPROMs are preferred for storing programs while developing new microprocessor based system. Because of their erasable and programmable characteristic non-volatile characteristic all the above characteristic random access characteristic erasable and programmable characteristic non-volatile characteristic all the above characteristic random access characteristic ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The data bus of any microprocessor is always Bi-directional Unidirectional Either unidirectional or bi-directional None Bi-directional Unidirectional Either unidirectional or bi-directional None ANSWER DOWNLOAD EXAMIANS APP
Microprocessor I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct? 1,2 & 3 1,2 & 4 1,3 &4 2,3&4 1,2 & 3 1,2 & 4 1,3 &4 2,3&4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following statements for intel 8085 is correct? Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction being executed PC specifies the number of instructions executed so far PC specifies the address of the instruction to be executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction being executed PC specifies the number of instructions executed so far PC specifies the address of the instruction to be executed ANSWER DOWNLOAD EXAMIANS APP