TCS Advisory System Analyst Interview Questions and Answers

C++ is an extension of C with object-oriented programming features.

• C++ supports classes and objects while C does not.

• C++ has better support for polymorphism and inheritance.

• C++ has a standard template library (STL) which provides a collection of classes and functions for common programming tasks.

• C++ allows function overloading while C does not.

• C++ has exception handling while C does not.

International roaming is a service that allows you to use your mobile phone while traveling abroad.

• It enables you to make and receive calls, send and receive messages, and use data services while outside your home country.

• Your mobile phone connects to a foreign network, and the charges for using the service are added to your bill.

• The cost of international roaming varies depending on your carrier and the country you are...read more

Chandrayaan 2 was India's second lunar exploration mission launched in July 2019.

• Chandrayaan 2 was launched by the Indian Space Research Organisation (ISRO) in July 2019.

• The mission aimed to land a rover on the unexplored south pole of the moon.

• Unfortunately, the lander lost communication with the ground station and the mission was not fully successful.

• Despite the setback, the mission was a significant achievement for ...read more

C program to calculate factorial of a number

• Use a loop to multiply the number with all the numbers less than it

• Handle the case when the number is 0 or 1 separately

• Use long long data type to handle large factorials

In 5 years, I see myself as a senior system engineer leading a team of engineers to develop innovative solutions.

• Leading a team of engineers to develop innovative solutions

• Continuing to learn and stay up-to-date with the latest technologies

• Contributing to the growth and success of the company

• Mentoring and training junior engineers

• Attending industry conferences and networking events

Database flow for copying production data to test environment

• Create a backup of the production database

• Restore the backup to the test environment

• Anonymize sensitive data in the test environment

• Update connection strings and configurations in the test environment

• Test the data integrity and functionality in the test environment