Graph theory terminology

Graph theory terminology Quiz

Edexcel International A Level Maths: Quiz

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5 questions, one answer each

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  1. 1. A graph has 7 edges. What is the sum of the degrees of its vertices?

    • A. 77
    • B. 2121
    • C. 1414
    • D. 4949
  2. 2. How many edges has the complete graph with 5 vertices?

    • A. 55
    • B. 1010
    • C. 2020
    • D. 2525
  3. 3. How many edges has a tree with 12 vertices?

    • A. 1111
    • B. 1212
    • C. 1313
    • D. 1010
  4. 4. Which statement describes a path?

    • A. A closed walk
    • B. A walk that repeats edges
    • C. A connected graph with no cycles
    • D. A walk in which no vertex is repeated
  5. 5. Which cannot be the sum of the degrees of a graph?

    • A. 1414
    • B. 2222
    • C. 1717
    • D. 3030

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