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Which algorithm is used to find the shortest path in a weighted graph with negative weights?
A. Bellman-Ford Algorithm
B. Dijkstra's Algorithm
C. Kruskal's Algorithm
D. Prim's Algorithm
Answer: Bellman-Ford Algorithm
What is the time complexity of the ‘dequeue’ operation in a queue implemented using a linked list?
A. O(1)
B. O(n)
C. O(log n)
D. O(n log n)
Answer: O(1)
Which data structure is best suited for implementing a recursion stack?
A. Stack
B. Queue
C. Priority Queue
D. Linked List
Answer: Stack
What is the space complexity of the dynamic programming approach for solving the Fibonacci sequence problem?
A. O(n)
B. O(log n)
C. O(n^2)
D. O(1)
Answer: O(n)
In a doubly linked list, what is the time complexity of inserting a node at the beginning?
A. O(1)
B. O(n)
C. O(log n)
D. O(n log n)
Answer: O(1)
Which algorithm is used to solve the problem of finding the maximum flow in a flow network?
A. Ford-Fulkerson Algorithm
B. Kruskal's Algorithm
C. Dijkstra's Algorithm
D. Bellman-Ford Algorithm
Answer: Ford-Fulkerson Algorithm
Which technique is used to solve problems where a solution is built incrementally, one step at a time?
A. Greedy Algorithm
B. Dynamic Programming
C. Divide and Conquer
D. Backtracking
Answer: Greedy Algorithm
What is the time complexity of finding an element in a balanced binary search tree?
A. O(log n)
B. O(n)
C. O(n log n)
D. O(1)
Answer: O(log n)
In a binary search tree, which traversal method visits nodes in ascending order?
A. In-Order Traversal
B. Pre-Order Traversal
C. Post-Order Traversal
D. Level-Order Traversal
Answer: In-Order Traversal