EPAM Systems Senior Test Analyst Interview Questions and Answers

Abstraction is implemented in the framework through interfaces and base classes.

• Abstraction is achieved through interfaces which define the contract for classes to implement.

• Base classes provide common functionality that can be inherited by concrete classes.

• Abstraction helps in decoupling the implementation details from the actual test cases.

• Example: Interface 'ITestCase' defines methods like 'executeTest' which are im

OOps concept is a programming paradigm based on the concept of objects, which can contain data and code.

• OOps stands for Object-Oriented Programming

• It focuses on creating objects that interact with each other to perform tasks

• Encapsulation, inheritance, and polymorphism are the key features of OOps

• Examples of OOps languages include Java, C++, and Python

Yes, I am a team player.

• I believe in collaboration and working towards a common goal.

• I actively participate in team discussions and contribute my ideas.

• I am willing to help and support my team members whenever needed.

• I prioritize effective communication and ensure everyone is on the same page.

• I am open to feedback and constructive criticism from my team.

• I have successfully worked in cross-functional teams in my previou

Program to toggle string

• Create an empty string variable

• Loop through each character in the input string

• If the character is uppercase, convert it to lowercase and add to the new string

• If the character is lowercase, convert it to uppercase and add to the new string

• Return the new string

Program to check if string is number

• Use built-in functions like isdigit() or isnumeric()

• Handle negative numbers and decimal points separately

• Consider edge cases like leading/trailing spaces and exponential notation

Swap two strings without using third

• Use XOR operator

• Use addition and subtraction

• Use multiplication and division

To create an alphanumeric string of a given length, we can use a combination of random letters and numbers.

• Determine the length of the string required

• Create a list of all possible alphanumeric characters

• Randomly select characters from the list and append them to the string until the desired length is reached

A framework is a set of guidelines, standards, and tools used to develop and maintain software applications.

• A framework provides a structure for organizing code and building applications

• It includes pre-written code libraries, modules, and functions that can be reused

• Frameworks can be specific to a programming language or technology

• Examples include Selenium for web testing, Robot Framework for automation testing, and Dj