Manhattan Associates QA Engineer Interview Questions and Answers

Print duplicate values from a String using do-while loop

• Create a HashSet to store unique values

• Use a do-while loop to iterate through the String

• Check if the HashSet already contains the current character, if yes, print it as a duplicate

To reverse a string 'Ecommerce', you can iterate through the characters in the string and build a new string in reverse order.

• Iterate through the characters of the string from end to start

• Append each character to a new string to build the reversed string

• Return the reversed string as the result

Print duplicate values from a string as an array of strings

• Iterate through each character in the string

• Use a hashmap to store the frequency of each character

• Print characters with frequency greater than 1 as duplicates

A framework is a set of guidelines or rules that provide structure and support for developing software applications.

• Frameworks help in organizing code and promoting best practices

• They provide reusable components and modules to speed up development

• Frameworks can be front-end (like React or Angular) or back-end (like Spring or Django)

Oops Concepts are fundamental principles of object-oriented programming that help in organizing and designing code.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Allowing a class to inherit properties and behavior from another class.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation details and sh...read more

I am a QA Engineer with 5 years of experience working on various projects, including testing web applications and mobile apps.

• Experienced in manual and automated testing

• Proficient in using tools like Selenium and Jira

• Worked on projects involving e-commerce websites and healthcare applications

Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing features.

• Regression testing is performed after code changes to verify that the existing functionality still works correctly.

• It helps in identifying any defects introduced by new code changes.

• Automated testing tools are often used to streamline the regression testing process.

• Regressi...read more

A native app is an application developed specifically for a particular platform or device, while a web app is accessed through a web browser.

• Native apps are installed directly on the device and can access hardware features.

• Web apps are accessed through a browser and do not require installation.

• Examples of native apps include Instagram and Spotify, while examples of web apps include Google Docs and Trello.