Python List Operations Quiz

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Questions and Answers

What is a disadvantage of storing items in a linked list?

  • Items can be accessed in any order
  • Quicker access times compared to arrays
  • Direct access to items is not possible (correct)
  • Less memory required compared to arrays

Which category of graph allows edges to be traversed in both directions?

  • Bipartite Graph
  • Undirected Graph (correct)
  • Directed Graph
  • Weighted Graph

In a weighted graph, what is attached to each edge?

  • A cost (correct)
  • An arc
  • A node
  • A vertex

How are graphs processed in computers according to the text?

<p>Using either adjacency matrix or adjacency list (D)</p>
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What is a key advantage of adjacency matrices for working with graphs?

<p>Quicker access times (C)</p>
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Which type of data structure has a Last In First Out (LIFO) mechanism?

<p>Stack (A)</p>
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What is a common use of stacks in computer science?

<p>Reversing an action (D)</p>
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'Undo' buttons in applications make use of which data structure?

<p>'Stacks' (A)</p>
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'Adjacency list' is more space-efficient than 'adjacency matrix' for which type of networks?

<p>'Sparse networks' (B)</p>
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What kind of node is connected by edges in a graph?

<p>Vertices/Nodes (B)</p>
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