Harbinger Group Software Developer Interview Questions and Answers

Q1. How make a queue using a stack
Ans. 
To implement a queue using a stack, use two stacks and simulate the queue operations.
• Use two stacks, one for enqueue operation and one for dequeue operation.

• For enqueue operation, simply push elements onto the stack used for enqueueing.

• For dequeue operation, if the dequeue stack is empty, pop all elements from enqueue stack and push onto dequeue stack.

• Then pop from the dequeue stack to simulate dequeue operation.
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Q2. Create a linked list
Ans. 
A linked list is a data structure consisting of nodes where each node points to the next node in the sequence.
• Create a Node class with data and next pointer

• Initialize a head pointer to null

• Add nodes by updating next pointers

• Traverse the list by following next pointers
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Q1. Tell me about
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Q2. Your self they are asking
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Q3. What is your weakness
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Q4. Any questions ask for me
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Q5. All the best future
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Coding for international

Q1. How can you handle the task?
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60mintues DSA level coding exam

It is MCQ based test which contain both aptitude and technical question

Q1. Technical question was asked
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Q1. HR question was asked
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Q1. Difference between list and map
Ans. 
List is an ordered collection of elements, while map is a collection of key-value pairs.
• List maintains the order of elements, while map does not guarantee any specific order.

• List allows duplicate elements, while map does not allow duplicate keys.

• In a list, elements are accessed by their index, while in a map, elements are accessed by their keys.
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Q1. General resume discussions
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Q2. HR questiosn aslso
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2 questions of DSA medium to hard