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Data Structures Interview Questions
Questions Answers Views Company eMail

Can we put null value in hashmap?

 487

Can we store a string and integer together in an array?

 468

Is array static or dynamic?

 477

Can list contain null values?

 453

How does arraylist store data?

 473

What is arraylist load factor?

 528

What is arrays copyof?

 471

Can we change load factor of hashmap?

 491

Is hashmap faster than arraylist?

 465

Can we store null in arraylist?

 473

Does arraylist have a tostring?

 503

What are the applications of linked list?

 491

Can we increase the size of statically allocated array?

 507

Does linkedhashset allow duplicates?

 434

Can we use any class as map key?

 456

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Un-Answered Questions { Data Structures }

If we add enum constants to a sorted collection ( treemap , treeset ), what will be the order in which they will be maintained?

571

What are the objectives of studying data structures?

663

What is the main advantage of a linked list?

499

Which is better arraylist or linkedlist?

464

What the principle of quick sort and its complexity?

549




Can map contain duplicate keys?

468

Reverse a linked list from the middle.

542

Can we store a string and integer together in an array?

468

Can a stack be described as a pointer? Explain.

461

List some applications of multilinked structures?

519

What are AVL trees?

577

Explain the term binding time?

553

When new data are to be inserted into a data structure?

489

What is a Stack? Explain with example?

556

What does bubble sort do?

457

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