C Programmer Interview Questions

3,500 c programmer interview questions shared by candidates

what is destructor ,CharAt(),Memoryleaked,Dispose(), write a program to swap without sing temp variable, program to find duplicate in a string and return bool if it has duplicate. Be prepared with memory management topic and string programs
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Software Developer C#

Interviewed at Scientific Games

3.6
Dec 12, 2017

what is destructor ,CharAt(),Memoryleaked,Dispose(), write a program to swap without sing temp variable, program to find duplicate in a string and return bool if it has duplicate. Be prepared with memory management topic and string programs

Me realizaron preguntas técnicas sobre C#, LINQ, Entity Framework, manejo de asincronía y patrones como Repository y Dependency Injection. También me consultaron sobre mi experiencia trabajando con APIs REST, pruebas unitarias y resolución de casos prácticos relacionados con lógica de negocio.
avatar

C# Developer

Interviewed at Globant

3.6
Dec 5, 2025

Me realizaron preguntas técnicas sobre C#, LINQ, Entity Framework, manejo de asincronía y patrones como Repository y Dependency Injection. También me consultaron sobre mi experiencia trabajando con APIs REST, pruebas unitarias y resolución de casos prácticos relacionados con lógica de negocio.

Given an integer array and another number, find a pair whose sum is given number. Best solution is to use unordered map <int, int> then use this logic map[sum - a[i]] = a[i]; // O(n) then, for each a[i], if map[a[i]] present then that will be the answer. // O(n)
Feb 27, 2018

Given an integer array and another number, find a pair whose sum is given number. Best solution is to use unordered map <int, int> then use this logic map[sum - a[i]] = a[i]; // O(n) then, for each a[i], if map[a[i]] present then that will be the answer. // O(n)

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