National Payments Corporation of India Associate Software Engineer Interview Questions and Answers

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Q1. Oops concepts details
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Q2. AWS , DevOps, python
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Q1. Willing to relocate
Ans. 
Yes, I am willing to relocate for the right opportunity.
• I am open to relocating for a promising career opportunity.

• I have relocated in the past for job opportunities and am comfortable with the process.

• I understand the importance of being flexible and adaptable in the tech industry.
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Q2. 3years bond manditory
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Medium level difficulty we can clear if we are strong in logical and aptitude

The topic is which is important soft skills are technical skills

1 programming question and few logical questions were asked

Q1. What are joins in sql
Ans. 
Joins in SQL are used to combine rows from two or more tables based on a related column between them.
• Joins are used to retrieve data from multiple tables based on a related column

• Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column
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Q2. What is OOP features
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OOP features are key concepts in Object-Oriented Programming that include encapsulation, inheritance, polymorphism, and abstraction.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (object)

• Inheritance: Ability for a class to inherit properties and behavior from another class

• Polymorphism: Ability for objects to be treated as instances of their parent class or their own class

• Abstractio...read more
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Q3. Primary key , foreign key
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Q4. Exception in java
Ans. 
An exception in Java is a runtime error that disrupts the normal flow of a program.
• Exceptions are objects that are thrown when an error occurs during the execution of a program.

• They can be caught and handled using try-catch blocks.

• Common types of exceptions in Java include NullPointerException, ArrayIndexOutOfBoundsException, and IOException.
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1 hours aptitude test

Questions on arrays and string

Q1. Questions on DSA
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Q1. Behavioral questions
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Q1. How much your getting and how much expecting?
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Q1. What is case management?
Ans. 
Case management is the process of managing and coordinating the various aspects of a case or project.
• It involves identifying and assessing the needs of the case or project

• Developing a plan of action to address those needs

• Assigning tasks and responsibilities to team members

• Monitoring progress and making adjustments as necessary

• Ensuring that all stakeholders are informed and involved in the process

• Examples include legal ...read more
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Q1. How soon you will join?
Ans. 
I can join within 2 weeks.
• I have completed all my prior commitments and can start immediately.

• I just need to give a two-week notice to my current employer.

• I am excited about this opportunity and can't wait to start contributing to the team.
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Q1. What is your knowledge about Sql ?
Ans. 
I have a good understanding of SQL and its syntax.
• Familiar with creating and modifying tables, inserting and updating data, and querying data using SELECT statements

• Knowledge of SQL functions and operators

• Experience with joins and subqueries

• Understanding of database normalization and data integrity constraints

• Proficient in using SQL in various database management systems such as MySQL, Oracle, and SQL Server
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Q2. What is your project dream
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Asked 3 problem-solving questions

Q1. Asked about basic java concepts
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Basic Data Structure and Algorithms questions

Q1. Trapping Rainwater
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Q2. Asteroid Collisions
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