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Strategic Readiness for Elite Tech Interviews: Google, Amazon, & Meta Exam

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💡 questionsBank.answeredQuestions

1.Which data structure is most suitable for implementing a priority queue?
  • 1.Stack
  • 2.Queue
  • 3.Heap ✓
  • 4.Linked List
2.What is the time complexity of searching for an element in a balanced binary search tree?
  • 1.O(1)
  • 2.O(log n) ✓
  • 3.O(n)
  • 4.O(n log n)
3.Which algorithm is used for finding the shortest path in a graph with non-negative weights?
  • 1.Depth First Search
  • 2.Breadth First Search
  • 3.Dijkstra's Algorithm ✓
  • 4.Kruskal's Algorithm
4.In terms of Big O notation, what is the complexity of the quicksort algorithm in the worst case?
  • 1.O(n)
  • 2.O(n^2) ✓
  • 3.O(n log n)
  • 4.O(log n)
5.Which sorting algorithm guarantees O(n log n) time complexity in worst-case scenario?
  • 1.Bubble Sort
  • 2.Quick Sort
  • 3.Merge Sort ✓
  • 4.Selection Sort
6.Which of the following is not a principle of Object-Oriented Programming?
  • 1.Imperative Programming ✓
  • 2.Encapsulation
  • 3.Inheritance
  • 4.Polymorphism
7.What is the result of executing a post-order traversal on a binary tree?
  • 1.Visit root node, left subtree, right subtree
  • 2.Visit left subtree, right subtree, root node ✓
  • 3.Visit left subtree, root node, right subtree
  • 4.Visit right subtree, root node, left subtree
8.In a graph, which algorithm is efficient for finding a Minimum Spanning Tree?
  • 1.Dijkstra's Algorithm
  • 2.Bellman-Ford Algorithm
  • 3.Kruskal's Algorithm ✓
  • 4.Floyd-Warshall Algorithm
9.Which of the following best describes the term 'latency'?
  • 1.The amount of data that can be transferred over a network per second
  • 2.The time delay experienced in a system ✓
  • 3.The maximum data transfer rate of a network
  • 4.The consistency in the rate of data flow over a network
10.What is a closure in Python?
  • 1.A nested function that has access to variables of the enclosing function even after the enclosing function has finished execution ✓
  • 2.A Python dictionary storing global variables
  • 3.The area in memory where variables are stored in Python
  • 4.A container for importing modules
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