Four statements are given below. Identify the correct statement.

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SSC JE EE Previous Year Paper 15 (Held On: 26 Sep 2019 Evening)
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  1. XOR is universal gate
  2. XNOR is a basic gate
  3. XOR is derived gate
  4. XOR is a basic gate

Answer (Detailed Solution Below)

Option 3 : XOR is derived gate
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  • AND, OR, NOT gates are the basic gates.
  • The logic gates which are derived from the basic gates like AND, OR, NOT gates are known as derived gates. NAND, NOR, XOR, and XNOR are the derived gates.
  • A universal gate is a gate which can implement any Boolean function without need to use any other gate type. The NAND and NOR gates are universal gates.
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