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Questions and Answers
Which representation of a graph is space efficient for sparse graphs and allows for easy addition of nodes or edges without resizing an array?
Which representation of a graph is space efficient for sparse graphs and allows for easy addition of nodes or edges without resizing an array?
- Objects and Pointers
- Matrix
- Adjacency List (correct)
- None of the above
Which representation of a graph has a fixed O(1) lookup time to determine if there's an edge between two nodes?
Which representation of a graph has a fixed O(1) lookup time to determine if there's an edge between two nodes?
- Objects and Pointers
- Matrix (correct)
- Adjacency List
- None of the above
Which representation of a graph has a memory overhead and might take O(n) time to find a specific node or edge unless additional data structures are used?
Which representation of a graph has a memory overhead and might take O(n) time to find a specific node or edge unless additional data structures are used?
- Objects and Pointers (correct)
- Matrix
- Adjacency List
- None of the above
Which representation of a graph is space inefficient for sparse graphs, requiring O(V^2) space even if there are only a few edges?
Which representation of a graph is space inefficient for sparse graphs, requiring O(V^2) space even if there are only a few edges?
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Which representation of a graph allows for quickly traversing neighbors of a given node?
Which representation of a graph allows for quickly traversing neighbors of a given node?
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