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Data Structure Interview Questions & Answers by "Shailendra" shailendramodi

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1 Data Structure Interview Questions & Answers

Sun Oct 27, 2013 9:29 pm (PDT) . Posted by:

"Shailendra" shailendramodi

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Data Structure Interview Questions
* List out few of the Application of tree data-structure?
http://www.coolinterview.com/interview/21675/

* Whether Linked List is linear or Non-linear data structure?
http://www.coolinterview.com/interview/21679/

* What is the difference between Storage structure and file structure?
http://www.coolinterview.com/interview/22148/

* Define Simulation?
http://www.coolinterview.com/interview/22163/

* What are the various kinds of sorting techniques? Which is has best case?
http://www.coolinterview.com/interview/19283/

* What is the difference between ARRAY and STACK?
http://www.coolinterview.com/interview/21696/

* What is the data structures used to perform recursion?
http://www.coolinterview.com/interview/21692/

* Does the minimum spanning tree of a graph give the shortest distance between any 2 specified nodes?
http://www.coolinterview.com/interview/21678/

* What are the major data structures used in the following areas : RDBMS, Network data model & Hierarchical data model?
http://www.coolinterview.com/interview/21722/

* In an AVL tree, at what condition the balancing is to be done?
http://www.coolinterview.com/interview/21685/

* What is binary tree?
http://www.coolinterview.com/interview/19292/

* Which process places data at the back of the queue?
http://www.coolinterview.com/interview/21714/

* Why is the isEmpty() member method called?
http://www.coolinterview.com/interview/19272/

* What does isEmpty() member method determines?
http://www.coolinterview.com/interview/21711/

* What is the easiest sorting method to use?
http://www.coolinterview.com/interview/21683/

* Define and explain "push" and "pop"?
http://www.coolinterview.com/interview/22154/

* List out the areas in which data structures are applied extensively?
http://www.coolinterview.com/interview/21671/

* What is the bubble short ?
http://www.coolinterview.com/interview/34489/

* What is the relationship between a queue and its underlying array?
http://www.coolinterview.com/interview/21713/

* Minimum number of queues needed to implement the priority queue?
http://www.coolinterview.com/interview/21686/

* What does each entry in the Link List called?
http://www.coolinterview.com/interview/21717/

* If you are using C language to implement the heterogeneous linked list, what pointer type will you use?
http://www.coolinterview.com/interview/21691/

* What is the stack?
http://www.coolinterview.com/interview/998/

* How many parts are there in a declaration statement?
http://www.coolinterview.com/interview/21701/

* What is the difference between NULL AND VOID pointer?
http://www.coolinterview.com/interview/21697/

* What is the bucket size, when the overlapping and collision occur at same time?
http://www.coolinterview.com/interview/21684/

* In RDBMS, what is the efficient data structure used in the internal storage representation?
http://www.coolinterview.com/interview/21676/

* How can I search for data in a linked list?
http://www.coolinterview.com/interview/21681/

* Why do we Use a Multidimensional Array?
http://www.coolinterview.com/interview/21706/

* What is a priority queue?
http://www.coolinterview.com/interview/22157/

* What are the methods available in storing sequential files ?
http://www.coolinterview.com/interview/21674/

* How is any Data Structure application is classified among files?
http://www.coolinterview.com/interview/21720/

* What is impact of signed numbers on the memory?
http://www.coolinterview.com/interview/21699/

* What is Heap data structure?
http://www.coolinterview.com/interview/19269/

* Which file contains the definition of member functions?
http://www.coolinterview.com/interview/21721/

* How to concatenate two linked lists?
http://www.coolinterview.com/interview/24291/

* List out the areas in which data structures are applied extensively ?
http://www.coolinterview.com/interview/21690/

* Which one is faster? A binary search of an orderd set of elements in an array or a sequential search of the elements.
http://www.coolinterview.com/interview/19294/

* How is the front of the queue calculated ?
http://www.coolinterview.com/interview/21716/

* Whether Linked List is linear or Non-linear data structure?
http://www.coolinterview.com/interview/21693/

* How many parts are there in a declaration statement?
http://www.coolinterview.com/interview/19279/

* How to concatenate the two linked lists?
http://www.coolinterview.com/interview/24289/

* What is the quickest sorting method to use?
http://www.coolinterview.com/interview/21680/

* Is Pointer a variable?
http://www.coolinterview.com/interview/21702/

* what happens if i call free() twice?
http://www.coolinterview.com/interview/34559/

* What member function places a new node at the end of the linked list?
http://www.coolinterview.com/interview/21719/

* What is a spanning Tree?
http://www.coolinterview.com/interview/21677/

* Explain the three applications in which stacks are used?
http://www.coolinterview.com/interview/22155/

* What is the data structures used to perform recursion?
http://www.coolinterview.com/interview/21673/

* Suppose you have a sorted array of 250 elements. What is the maximum number of elements you
have to examine to determine if some value v is in your array if you use an efficient search?
a) 7 b) 8 c) 125 d) 250
http://www.coolinterview.com/interview/29213/