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Data Structure · all questions

Graph Algorithms (DFS, BFS, Dijkstras, etc)
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How does the time complexity of Dijkstra's algorithm change when using a Fibonacci heap?

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In a weighted graph, which algorithm is suitable for finding the shortest path from a single source to a specific target node?

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What is a primary use case for Depth-First Search (DFS)?

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Which of the following algorithms is best suited for finding the shortest path in a graph with negative edge weights?

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In the context of graph algorithms, what does a "cycle" refer to?

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Which traversal algorithm is guaranteed to visit all nodes at least once?

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What is the purpose of the 'distance' array in Dijkstra's algorithm?

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In which case is the Floyd-Warshall algorithm preferred?

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What is a common use case of the Bellman-Ford algorithm?

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How does the BFS algorithm ensure that the shortest path is found in an unweighted graph?

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Which of the following is true about the BFS algorithm in terms of shortest path?

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What type of graph does the DFS algorithm explore in a systematic manner?

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What is the time complexity of BFS when implemented using an adjacency list?

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Which algorithm is suitable for finding the shortest path in a graph with varying weights?

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In which situation is it appropriate to use the Floyd-Warshall algorithm?

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What does the term "back edge" refer to in DFS?

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How does the Bellman-Ford algorithm handle negative edge weights?

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In which graph representation is it more efficient to perform BFS, an adjacency matrix or an adjacency list?

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Which algorithm is used to find the longest path in a Directed Acyclic Graph (DAG)?

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What is the key property of a Red-Black tree that helps in balancing the tree during insertions and deletions?

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