Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? CLR A ORA A MOV A, 00H SUB A CLR A ORA A MOV A, 00H SUB A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Bus Interface Unit (BIU) in 8086 performs the following functions: Instruction decoding. All the above. Instruction fetch. Arithmatic and Logic operations. Instruction decoding. All the above. Instruction fetch. Arithmatic and Logic operations. 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 number of instructions executed so far PC specifies the address of the instruction being executed PC specifies the address of the instruction to be executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the number of instructions executed so far PC specifies the address of the instruction being executed PC specifies the address of the instruction to be executed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to save accumulator value on the stack, which of the following instruction may be used POP PSW PUSH PSW PUSH A PUSH SP POP PSW PUSH PSW PUSH A PUSH SP ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? A memory write cycle An op-code fetch cycle An I/O read cycle A memory read cycle A memory write cycle An op-code fetch cycle An I/O read cycle A memory read cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The number of output pins in 8085 microprocessors are 19. 40. 21. 27. 19. 40. 21. 27. ANSWER DOWNLOAD EXAMIANS APP
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