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

Data Structures Interview Questions

Questions Answers Views Company eMail

What is the difference between null and void?

997

Write the postfix form of the expression: (a + b) * (c - d)

1089

In what scenario, binary search can be used?

969

Define linked list data structure.

1074

List the area of applications where stack data structure can be used?

957

Define the graph data structure?

1008

List the data structures which are used in rdbms.

919

List the data structures which are used in hierarchical data model.

1005

What are the advantages of linked list over an array?

982

State the properties of b tree.

1099

What are the applications of graph data structure?

963

Describe the types of data structures?

1022

List the data structures which are used in rdbms, network data modal, and hierarchical data model.

936

What is doubly linked list?

959

Write the recursive c function to count the number of nodes present in a binary tree.

914

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Un-Answered Questions { Data Structures }

For searches. Which one is most preferred: array list or linked list?

975

Are dictionaries mutable?

906

What package is arraylist?

1097

What is linked list with example?

1093

Does linked list allow null values?

871

How to reverse a linked list iterative algorithm?

974

What is complexity of bubble sort?

934

What is the use of prototype?

961

Can we add heterogeneous elements into treemap?

1013

What does a bubble chart show?

965

What method removes the value from the top of a stack?

1005

What is a threaded binary tree? Explain its operation with example?

1205

Is hashtable throw concurrentmodificationexception?

812

Define degree of the node?

1047

What is data structure what is need of it?

934

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