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6 . < 2 . 0 pts > Given a 4 - bit Adder - Flags: C = Carry Flag, N = = Sign Flag,

6.<2.0 pts> Given a 4-bit Adder - Flags: C = Carry Flag, N == Sign Flag, Z = Zero Flag, V = Overflow Flag
6.a.(0.5 pts) Briefly describe what logic gate is required to clear/set the Zero flag on a 4-bit adder.
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6.b.(0.5 pts) Briefly describe the logic gate needed to clear/set the overflow flag on a 4-bit adder (which bits are input to the gate).
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6.c.(0.5 pts) Briefly describe the logic gate needed to clear/set the carry flag on a 4-bit adder. Hint: it is not just the carry out of bit #3.
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6.d.(0.5 pts) Which SUM bit should connect to the sign flag on the 4-bit adder?
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