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Amazon Interview Questions

Questions Answers Views Company eMail

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

1097

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

1122

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

990

Convert Binary tree to linked list.

1103

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

1118

worst case complexities of Quick sort and Merge sort.

1041

What do you mean by hashing?

1118

What is the definition of tree ?

1062

When can you say a graph to be a tree?

1094

What do you mean by constant time complexity?

1258

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

1107

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

1116

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

1375

What are the differences between graph and tree?

1131

Define Data Abstraction. What is its importance?

990

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Un-Answered Questions

Difference between storage units and handling units?

732

What is the maximum number of instances in 32 bit and 64 bit sql server 2012?

993

What do you understand by b-trees?

1052

How is mysql database stored?

1076

List out the differences between global and local temp tables in sql server?

1068

How can you execute php script from the command line?

1017

I WANT YHE TECHNICAL AND ELECTRICAL SPECIFICATIONS OF 2x4MW 11KV 2x10MW 11KV 2x25MW 11KV 2x100MW 11KV HYDEL POWER PLANT i.e PROTECTION SYSTEM,MONITORING,CONTROL SYSTEM,GENERATION,SYNCHRONISATION,METERING PLEASE SEND THE DETAILS TO MY MAIL ID SPRAVEEN_222@YAHOO.CO.IN

2097

What are the benefits of having a collections management solution powered by sap hana?

What is the default value of an object reference declared as an instance variable?

1133

What are rdb-open, rdb-save?

599

What is navbar in bootstrap? and why it is used?

Give some situations where you will use an SVM over a RandomForest Machine Learning algorithm and vice-versa?

467

What does double pointer mean in c?

1197

Suppose the client wants me the vacancy to be displayed on a website as well as ess. How should I do it? (I only know ess means employee self service, please explain about ess also).

948

What exactly is a web service?

673