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

Data Structures Interview Questions

Questions Answers Views Company eMail

Tell me why might quick sort might be better than merge sort?

918

Tell me how to find middle element of linked list in one pass?

900

Explain Array of pointers?

964

What is two-dimensional array?

942

Tell me why can't constant values be used to define an array's initial size

919

Can you please explain the difference between string and an array?

1118

Tell me can the size of operator be used to tell the size of an array passed to a function?

1001

Tell me is it better to use a pointer to navigate an array of values, or is it better to use a subscripted array name?

917

Tell me do array subscripts always start with zero?

875

Can you please explain the difference between array_name and &array_name?

987

Why do we use a multidimensional array in data structure?

1006

Difference between calloc and malloc in data structures?

906

What is a data structure node class?

1016

How is the front of the queue calculated in data structure?

858

What is impact of signed numbers on the memory using data structures?

1034

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Un-Answered Questions { Data Structures }

Define the graph data structure?

951

Is char array null terminated?

880

How memory is reserved using a declaration statement ?

1187

What is a sorting algorithm in data structure?

911

Is hashtable fail fast?

839

What is difference between tree and binary tree?

973

What is difference between for loop and foreach?

866

Differentiate between hashset and treeset.

995

What is ds tree?

896

Which one is the simplest sorting in data structure?

1053

How can I search for data in a linked list?

942

Explain the terms base case, recursive case, binding time, run-time stack and tail recursion.

880

what is the difference between dynamic as well as non - dynamic data structures.

950

what are the applications that use Linked lists?

890

What is hashing technique?

933

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