TCS Senior Software Engineer Interview Questions, Process, and Tips for Experienced

Regression testing is the process of retesting modified software to ensure that previously working functionalities are still intact.

• Regression testing is performed after making changes to software to identify any new defects or issues introduced.

• It helps ensure that existing functionalities are not affected by the changes.

• It involves rerunning previously executed test cases to verify if the software still behaves as ex...read more

Sanity testing is a subset of regression testing that quickly checks if the major functionalities of a software are working as expected.

• Sanity testing is a high-level testing approach

• It focuses on testing the core functionalities of a software

• It is performed after major changes or bug fixes

• It ensures that the software is stable enough for further testing

• It is a quick and shallow form of testing

• It helps in identifying c

Constructor and destructor are special member functions in a class that are used to initialize and destroy objects, respectively.

• Constructor is called when an object is created, used to initialize the object's data members.

• Destructor is called when an object goes out of scope or is explicitly deleted, used to release resources.

• Example: class Car { public: Car() { cout << 'Constructor called'; } ~Car() { cout << 'Destru