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Amazon Core Java Interview Questions
Questions Answers Views Company eMail

Is {a, n, d} a palindrome? If you are given a random string, is it a palindrome or not?

 625

Add a value x to array from index l to r where 0 <= l <= r <= n-1

 633

Implement a stack with push (), pop() and min() in O(1) time.

 640

Find the value of a specified element of the array arr[i] where 0 <= i <= n-1

 547

Convert Binary tree to linked list.

 591

Convert a BST into a DLL and DLL to BST in place.

 674

worst case complexities of Quick sort and Merge sort.

 611

What do you mean by hashing?

 647

What is the definition of tree ?

 593

When can you say a graph to be a tree?

 641

What do you mean by constant time complexity?

 604

Write a program to show whether a graph is a tree or not using adjacency matrix.

 600

You're given a Boolean 2D matrix, can you find the number of islands?

 602

What steps are taken when the OS shifts from one-thread execution to another?

 908

What are the differences between graph and tree?

 651

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Amazon Core Java Interview Questions


Un-Answered Questions

Is unix the first operating system?

506

What is whitespace in c#?

494

What is the difference between page control and window control in wpf?

115

List some features of json-rpc-java?

1

Why do the radiators in your house click when you start the heating system?

683




What are the hooks? Define different types of hooks in wordpress.

111

What are the photoshop’s work areas?

25

What does ctrl shift w do?

142

What are all the important protocols that load runner supports?

508

Where can I get linux for my sap business suite?

607

What is a modal plugin? Explain

1

Why linked lists are better than arrays?

528

Can mp4 files contain malware?

531

What database does django use?

215

The long and short date option in ms access does not show 4 digit years. How would you achieve the mm/dd/yyyy format?

442