Persistent Systems Sde1 Interview Questions and Answers

Java is a programming language, Selenium is a testing tool, and testing is the process of evaluating a system or application.

• Java is an object-oriented programming language used for developing applications and software.

• Selenium is an open-source testing tool used for automating web browsers.

• Testing is the process of evaluating a system or application to find defects or errors.

• Functional testing checks if the system or ...read more

API testing involves testing the functionality, reliability, performance, and security of APIs.

• API testing can be done manually or through automated tools.

• API testing involves sending requests to the API and verifying the response.

• API testing can include testing for authentication, authorization, and error handling.

• API testing can also involve load testing and stress testing to ensure the API can handle high traffic.

• Ex...read more

Merge conflict occurs when two or more developers make changes to the same file in Git.

• It happens when two or more developers make changes to the same file in Git.

• Git is unable to automatically merge the changes and requires manual intervention.

• Developers need to resolve the conflict by choosing which changes to keep and which to discard.

• Common tools used to resolve merge conflicts include Git's command-line interface ...read more

Reverse a string without inbuilt function

• Iterate through the string from end to start

• Append each character to a new string

• Return the new string