Test your knowledge of South American geography with these multiple choice questions. These questions cover a range of topics, including countries, capitals, landmarks, cultures, and more.

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Q 1: What is a queue in data structure?

AA data structure that allows elements to be inserted and removed in any order
BA data structure that allows elements to be inserted and removed from the beginning or end
CA data structure that allows elements to be inserted and removed from one end only
DA data structure that allows elements to be inserted at one end and removed from the other end

Q 2: Which of the following is not a type of queue?

APriority queue
BCircular queue
CDouble-ended queue
DBinary queue

Q 3: Which of the following is a common problem that can be solved using a queue?

ASorting a list of integers
BFinding the shortest path between two nodes in a graph
C Evaluating arithmetic expressions in postfix notation
D Implementing a binary search algorithm