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Amazon Interview Questions

Questions Answers Views Company eMail

A man buys 12 lts of liquid which contains 20% of the liquid and the rest is water. He then mixes it with 10 lts of another mixture with 30% of liquid.What is the % of water in the new mixture?

1408

What is placement new?

1 1723

What Is A Conversion Constructor C++ ?

1175

What Is A Default Constructor in C++ ?

1068

Estimate the probability of a disease in a particular city given that the probability of the disease on a national level is low.

347

How will inspect missing data and when are they important for your analysis?

387

How will you decide whether a customer will buy a product today or not given the income of the customer, location where the customer lives, profession and gender? Define a machine learning algorithm for this.

292

From a long sorted list and a short 4 element sorted list, which algorithm will you use to search the long sorted list for 4 elements.

328

How can you compare a neural network that has one layer, one input and output to a logistic regression model?

294

How do you treat colinearity?

319

How will you deal with unbalanced data where the ratio of negative and positive is huge?

322

What is the difference between Stack and Queue

508

What is the difference between Linkedin and Array

425

How heap is implemented in database?

1170

What are different types of joins used in?

1110

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Amazon Interview Questions

Un-Answered Questions

What are the main key components in Web applications and Client Server applications? and their differences?

2087

Is session is thread safe in hibernate?

337

why not override thread to make a runnable? : Java thread

1007

What are the advantages of hydropower?

1105

What changes would you make at your college?

1138

I want to know flow rate,max pressure drop,heat load,design pressure,test presurre,temp both inlet and outlet of coldside and hot side of 1,2,3,5,5.5,7.5,10,12,15 tons

1882

What are queries in dbms?

936

What is the importance of asset classes? What asset classes are there?

1152

What do you understand by uml?

1097

Explain request life cycle in yii2 framework.

What is mergers and acquisitions?

1120

what is regression testing, how effectively the QA lead / manager can implement this for product qualification

2113

What is the difference between nodejs and expressjs?

520

There are 10 rows in the datatable. How can we fetch 2 rows and then skip 3rd row. After that, pick 4th & 5th row and skip 6th row. Please share code

1709

Explain a scenario where you will be using spark streaming.

1458