Software Engineers Interview Questions

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Difference between Thread and Process. Code for Reversing elements of array and sorting of an array elements. About project in detail OOP concepts like inheritance,polymorphism,abstraction,encapsulation Name the methods of "Object" class in Java. DBMS queries and normalization.
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Software Engineer

Interviewed at ValueLabs

4
Aug 21, 2018

Difference between Thread and Process. Code for Reversing elements of array and sorting of an array elements. About project in detail OOP concepts like inheritance,polymorphism,abstraction,encapsulation Name the methods of "Object" class in Java. DBMS queries and normalization.

An operation "swap" means removing an element from the array and appending it at the back of the same array. Find the minimum number of "swaps" needed to sort that array. Eg :- 3124 Output: 2 (3124->1243->1234) How to do it less than O(n^2) ?
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Software Engineer Intern

Interviewed at Meta

3.5
Nov 3, 2012

An operation "swap" means removing an element from the array and appending it at the back of the same array. Find the minimum number of "swaps" needed to sort that array. Eg :- 3124 Output: 2 (3124->1243->1234) How to do it less than O(n^2) ?

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