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

Data Structures Interview Questions

Questions Answers Views Company eMail

Where is insertion sort used?

904

What is the difference between one and two dimensional?

989

Is quicksort recursive?

961

What is peek in stack?

928

Is radix sort stable?

907

What is mean by sorting?

895

Which searching algorithm is best?

887

What is difference between hashmap and map?

1072

What is heap tree explain with example?

959

What is the order of selection sort?

804

Is sorting a math skill?

962

Is radix sort faster than quicksort?

860

What are different types of linked lists?

925

What is the difference between hashset and arraylist?

971

How do you sort an array by value?

849

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Un-Answered Questions { Data Structures }

Have you ever used HashTable and Directory?

975

Can arraylist be empty?

869

What is bubble sort used for?

802

On clicking a node in a tree, all the adjacent edges are turned on. Calculate min of clicks such that all the edges are turned on.

968

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

1035

Explain the Linked List

1130

What is stack and its operations?

846

How do you find a string is anagram or not?

904

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

1034

What is the heap in data structures?

980

What is hash data type?

939

Which language is best for data structures and algorithms?

907

What is the difference between array and stack?

1044

What is an recursive algorithm?

961

Why do we use data structures?

892

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