Data Structures Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Data Structures Interview Questions

Questions Answers Views Company eMail

Write the disadvantages of separate chaining?

699

Is pointer a variable?

709

Define a binary tree?

768

Define a complete binary tree?

740

Parenthesis is never required in postfix or prefix expressions, why?

703

What do you mean by shortest path?

780

Define a path in a tree?

762

Explain what is the type of the algorithm used in solving the 8 queens problem?

689

What is the idea behind splaying?

1523

What are the two traversal strategies used in traversing a graph?

763

What is a directed graph?

748

What is a simple graph?

714

What do you mean by breadth first search (bfs)?

817

Difference between abstract data type, data type and data structure?

827

Define an equivalence relation?

865

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Un-Answered Questions { Data Structures }

What the principle of quick sort and its complexity?

768

What is return map?

758

Tell me do array subscripts always start with zero?

703

Where is data structure used?

742

What’s the difference between enumeration and iterator interfaces?

712

What are data and data types?

743

Tell us the difference between merge and quick sort. Which one would you prefer and why?

825

Are duplicates allowed in hashmap?

686

What are the basic operations of stack?

713

What is a graph?

1268

Can arraylist contain null?

669

How does a dynamic array work?

663

What data structure does a binary tree degenerate?

647

How to show internal storage representation of data structure in RDBM?

764

Is binary tree balanced?

646

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