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Question 47

The following diagram shows a Diagram: inputs A and B enter an XOR-shaped gate that has an inversion bubble at its output; output Y = (A⊕B)'.

The following diagram shows a Diagram: inputs A and B enter an XOR-shaped gate that has an inversion bubble at its output; output Y = (A⊕B)'.
  1. AExclusive-Nor gate
  2. BNAND gate
  3. CAND gate
  4. DOR gate
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Correct answer: (A) Exclusive-Nor gate

Explanation

An XOR gate with an inverting bubble at the output computes (A⊕B)', which is the Exclusive-NOR gate.

From DSSSB TGT Computer Science Practice Set 4

This is question 47 of DSSSB TGT Computer Science Practice Set 4. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.