Q. If the elements “A”, “B”, “C” and “D” are placed in a queue and are deleted one at a time, in what order will they be removed?

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Q. A data structure in which elements can be inserted or deleted at/from both the ends but not in the middle is?

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Q. A normal queue, if implemented using an array of size MAX_SIZE, gets full when

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Q. Which of the following real world scenarios would you associate with a stack data structure?

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Q. What does ‘stack underflow’ refer to?

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Q. What is the time complexity of pop() operation when the stack is implemented using an array?

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Q. Which of the following array position will be occupied by a new element being pushed for a stack of size N elements(capacity of stack > N).

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Q. What happens when you pop from an empty stack while implementing using the Stack ADT in Java?

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Q. ‘Array implementation of Stack is not dynamic’, which of the following statements supports this argument?

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Q. Which of the following array element will return the top-of-the-stack-element for a stack of size N elements(capacity of stack > N).

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Q. What is the complexity of searching for a particular element in a Singly Linked List?

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Q. Which of the following statements are correct with respect to Singly Linked List(SLL) and Doubly Linked List(DLL)?

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Q. What does ‘stack overflow’ refer to?

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Q. Consider these functions:
push() : push an element into the stack

pop() : pop the top-of-the-stack element

top() : returns the item stored in top-of-the-stack-node

What will be the output after performing these sequence of operations

push(20);

push(4);

top();

pop();

pop();

pop();

push(5);

top();

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Q. Which of the following data structures can be used for parentheses matching?

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Q. Minimum number of queues to implement stack is ___________

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Q. Which of the following properties is associated with a queue?

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Q. In a circular queue, how do you increment the rear end of the queue?

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Q. What is the term for inserting into a full queue known as?

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Q. What is the time complexity of enqueue operation?

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