EPAM Systems Interview Questions, Process, and Tips

Q1. Quality of good PM
Ans. 
A good PM possesses strong communication skills, strategic thinking, and the ability to prioritize effectively.
• Strong communication skills to effectively convey ideas and collaborate with cross-functional teams

• Strategic thinking to set clear goals and roadmap for the product

• Ability to prioritize effectively to focus on high-impact tasks and deliver results

• Experience in market research and understanding customer needs

• Te...read more
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Q2. Scenario based q
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Q1. Requirement elicitation techniques
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Q2. Requirement priorotization techniques
Ans. 
Techniques for prioritizing requirements in product management
• Use the MoSCoW method to categorize requirements as Must have, Should have, Could have, and Won't have

• Consider the impact and effort of each requirement to prioritize effectively

• Involve stakeholders in the prioritization process to align on priorities

• Use techniques like Kano model to prioritize requirements based on customer satisfaction

• Regularly review and ...read more
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Java - collections , Arrays,Oops concepts
Selenium

Q1. They asked mostly on java 8 features, core java, junit etc. Prepare well for streams.
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Q2. They asked two DSA question one is N meetings in room i was not able answer this then they asked Next Greater Element this one i answered.
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Q1. Here we discussed about my previous projects, Design of that project and how we deploy and all. High level design of our project.
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Q1. Difference between Some and sanity testing ?
Ans. 
Some testing is a subset of regression testing, focusing on specific areas of the software, while sanity testing is a quick check to see if the software is ready for further testing.
• Some testing is performed after a major change in the software to ensure that the critical functionalities are working as expected.

• Sanity testing is a cursory check to verify if the software is stable enough for further testing.

• Some testing...read more
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Q2. Difference between agile and safe agile ?
Ans. 
Agile is a software development methodology focused on flexibility and collaboration, while SAFe Agile is a framework for scaling agile practices to larger organizations.
• Agile is a software development methodology that emphasizes flexibility, adaptability, and collaboration within small teams.

• SAFe Agile (Scaled Agile Framework) is a framework for applying agile practices at scale, typically in larger organizations with...read more
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Medium level questions

Q1. Find duplicates in a string
Ans. 
Use a hash set to find duplicates in a string efficiently.
• Create a hash set to store characters as you iterate through the string.

• If a character is already in the hash set, it is a duplicate.

• Return the set of duplicates found.
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Q2. Balanced parenthesis
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Q1. Shift related questions
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Q2. Compensation about current company
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Good Programming code simple but complex

Q1. Tell me About yourself
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Q2. Tell me about your framework
Ans. 
My framework is a data-driven automation framework built using Selenium WebDriver and TestNG.
• Built using Selenium WebDriver for web automation

• Utilizes TestNG for test case management and execution

• Follows data-driven approach for test data separation

• Includes reporting features for test result analysis
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Q3. Explain Static keyword in Java
Ans. 
Static keyword in Java is used to create class-level variables and methods that can be accessed without creating an instance of the class.
• Static variables are shared among all instances of a class.

• Static methods can be called without creating an object of the class.

• Static blocks are used to initialize static variables.

• Static keyword can also be used to create static nested classes.
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Q4. Explain FInal Keyword in java
Ans. 
Final keyword in Java is used to restrict the user from changing the value of a variable, making it a constant.
• Final keyword can be applied to variables, methods, and classes.

• Final variables must be initialized and cannot be reassigned.

• Final methods cannot be overridden in subclasses.

• Final classes cannot be subclassed.
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Q5. Diff between abstract and interface
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Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
• Abstract class can have constructors, fields, and methods, while interface cannot have any implementation.

• A class can extend only one abstract class but can implement multiple interfaces.

• Abstract classes are used to define a common behavior for subclasses, while interfaces are used to define a contract for cla...read more
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