Let f(a,b) a’+b’ and g(a,b) a’b’. Then

Let f(a,b) = a’+b’ and g(a,b) = a’b’. Then

  1. A.

    both f and g are functionally complete

  2. B.

    both f and f are NOT functionally complete

  3. C.

    f is NOT functionally complete and g is functionally complete

  4. D.

    f is functionally complete and g is NOT functionally complete

Attempted by 174 students.

Show answer & explanation

Correct answer: A

f(a,b)= (ab)’ <-- NAND

g(a,b)= (a+b)’ <-- NOR

Both are functionally complete

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