QUESTION 9 In technique, when the processor issues a command to the I/O module, it must wait until the I/O operation is complete. a. Programmed I/O O b. Interrupt-driven I/O O c. Random memory access Od. Direct memory access (DMA) QUESTION 10 Which of the following is NOT true about the Assembly language? O a Assembly language is easier for humans than machine language Ob. A program called compiler translates assembly language into machine language O c. The design of the processor must be known. O d. Mnemonics are used for the instructions QUESTION 11 In the operand is provided as part of the instruction. O a. Register Addressing O b. Immediate Addressing O c. Direct Addressing O d. Stack Addressing QUESTION 12 Which of the following Assembly instructions copy the content of the accumulator to an I/O port? O a.STA O b. OUT O c.LXI O d. LDA