Exam-style question
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What is a graph in computer science?.
- A.A data structure used to represent relationships between items
- B.A single value stored in a variable
- C.A list that must always be sorted
- D.A program used only to draw pictures
Model answer
What a good answer should say
- A data structure used to represent relationships between items
Explanation
Why this works
A graph is a data structure that represents relationships using vertices or nodes and edges or arcs.
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