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3,788 ingeniero c interview questions shared by candidates

About project, How you use Multi-threading explain, Debugging how do you do VS2012. What compilers you use. Difference between mutex, semaphore how they are different. Where can you apply synchronization techniques what will you use to do them. Storage classes in c Difference between global and external Static variable 2nd round with client: Different CPP programs were given and asked for expected ouput. cpp programs include all oops concepts, virtual, virtual destructor
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C++ Developer

Interviewed at Cognizant

3.1★
Feb 23, 2022

About project, How you use Multi-threading explain, Debugging how do you do VS2012. What compilers you use. Difference between mutex, semaphore how they are different. Where can you apply synchronization techniques what will you use to do them. Storage classes in c Difference between global and external Static variable 2nd round with client: Different CPP programs were given and asked for expected ouput. cpp programs include all oops concepts, virtual, virtual destructor

1- Deep discussion on current project as role offered was also of same type. 2- Smart pointer discussion, write the code for same. I wrote for int, then they asked for generic one with template. 3- why operators needs to overload in smart pointer class. 4 -in normal pointers, why do we need to give type of pointer even if they store only numeric data that is address. 5- singleton class concept, write code for the same. 6-How do we restrict creation of object in heap? 7- Write copy constructor body, why do we need? 8- Difference between vector and list. Which one is good and why ? 9- internal implementation of map, set and unordered map. 10- difference between map and unordered map 11- write a program to print pair of elements whose sum is 10 from given set of array elements. 12- sql: find third highest unique salary from employee table
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Macro FX Trade BTS developer C++

Interviewed at Barclays

4★
Mar 23, 2023

1- Deep discussion on current project as role offered was also of same type. 2- Smart pointer discussion, write the code for same. I wrote for int, then they asked for generic one with template. 3- why operators needs to overload in smart pointer class. 4 -in normal pointers, why do we need to give type of pointer even if they store only numeric data that is address. 5- singleton class concept, write code for the same. 6-How do we restrict creation of object in heap? 7- Write copy constructor body, why do we need? 8- Difference between vector and list. Which one is good and why ? 9- internal implementation of map, set and unordered map. 10- difference between map and unordered map 11- write a program to print pair of elements whose sum is 10 from given set of array elements. 12- sql: find third highest unique salary from employee table

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