Which gate is called a universal gate because any other gate can be built from it alone?

  1. XOR
  2. OR
  3. AND
  4. NAND
Answer

D) NAND

NAND (and also NOR) is universal: NOT, AND and OR can all be built using only NAND gates. SLO CS-11-A-01 · Knowledge

Computer Science MCQ · More Unit 1: Computer Systems MCQs · Practise