(True/False): In a MOV instruction, the second operand is known as the destination operand.

Subject Name: Microcomputer application principle Questioon: Write the appropriate or instruction to reset bits 5 and 7 of register AX, and keep all others unchanged.

Computer Architecture (4) Suppose that the instruction set of a machine has three instructions: I1, I2 and I3; and A, B, C and D are the control lines. -The following table shows the control lines that should be activated for the three instructions at the three steps t0, t1 and t2. -Write boolean expressions for control lines (A, B C, and D) and draw the logical circuit.

Explain what it means to “fetch” an instruction.