Match List - I with List - II.

1. A(A)-(II), (B)-(III), (C)-(IV), (D)-(I)
2. B(A)-(IV), (B)-(II), (C)-(III), (D)-(I)
3. C(A)-(IV), (B)-(I), (C)-(II), (D)-(III)
4. D(A)-(II), (B)-(IV), (C)-(III), (D)-(I)

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Show answer & explanation

Correct answer: C. (A)-(IV), (B)-(I), (C)-(II), (D)-(III)

Explanation

A half adder adds two bits; a decoder has n inputs and 2ⁿ outputs; a register is a CPU storage unit; main memory stores the program at run time.