C/C++

What is the peculiarity of throwing exceptions in constructors and destructors?

How can a limit be set on the number of instances of a certain class?

What are the ways to optimize string operations in C++?

Can a constructor be a virtual method?

What is deferred initialization?

What is polymorphism in the context of C/C++ programming languages?

What is an iterator in the Standard Template Library (STL)?

What does the acronym SOLID stand for?

How is reference counting implemented in shared_ptr?

What algorithm is used in the sorting function?

What happens if the new operator cannot allocate memory?

How to ensure guaranteed absence of exceptions in a C/C++ program?

How to use move semantics for vectors in C++?

What are processes and threads?

On what basis can multiple shared_ptr objects refer to the same pointer?

What types of iterators do you know?

What do you know about exception safety guarantees?

What is the difference between a mutex and a semaphore?

Why is it necessary to return a reference to the object when overloading the assignment operator?

What sorting algorithms do you know?