Let X be the adjacency matrix of a graph G with no self loops. The entries…

ISRO Scientist/Engineer SC · 2007 · Computer ScienceBEL · Computer Science · 2007

Let X be the adjacency matrix of a graph G with no self loops. The entries along the principal diagonal of X are

  1. A.

    all zeros

  2. B.

    all ones

  3. C.

    both zeros and ones

  4. D.

    different

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Correct answer: A

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