Optum Software Engineer Interview Questions, Process, and Tips

Linked list graph string to be prepared

Graph linked list was asked in this round

Q1. Salary negotiation
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Q1. Basic Questions of Data structure
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Q2. 2 Sum
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There were DSA and SQL questions

Q1. Question about Arrays and DBMS
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It was a standard and pretty easy one

Q1. Why do you want to join
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Q2. Very professional HR
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Q1. What are constructors in dot net core and how will you overload a constructor.
Ans. 
Constructors are special methods used to initialize objects. Overloading allows multiple constructors with different parameters.
• Constructors have the same name as the class and no return type.

• Overloading constructors allows for different ways to initialize objects.

• Example: public class Person { public Person(string name) { } public Person(string name, int age) { } }

• Overloaded constructors can call each other using the
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Q2. How to make restrict a class so that it can not be inherited
Ans. 
To restrict a class from being inherited, mark it as final.
• Use the final keyword before the class declaration.

• Final classes cannot be subclassed.

• Any attempt to subclass a final class will result in a compile-time error.
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Q3. What are constraints in Sql
Ans. 
Constraints in SQL are rules that limit the type of data that can be inserted, updated or deleted from a table.
• Constraints ensure data integrity and consistency.

• Types of constraints include primary key, foreign key, unique, check, and default constraints.

• Examples of constraints include ensuring a column cannot have null values, or ensuring a foreign key references a valid primary key.

• Constraints can be added when creat...read more
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Q1. Tell me about yourself and the work you have done in recent times.
Ans. 
I am a software engineer with experience in developing web applications using Java and JavaScript.
• Developed a web application using Java Spring framework

• Implemented RESTful APIs for data retrieval and manipulation

• Utilized JavaScript frameworks like React.js for front-end development

• Worked on database design and optimization using SQL

• Collaborated with cross-functional teams to deliver high-quality software
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Q2. What new technology have you learned in last 6 months.
Ans. 
I have learned about React Native in the last 6 months.
• I have learned how to build mobile applications using React Native.

• I have learned about the different components and libraries available in React Native.

• I have also learned how to integrate React Native with other technologies like Firebase.

• For example, I built a mobile app for a client using React Native and Firebase for real-time data updates.
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Simples Array and LinkedList coding Question

Q1. Related to my projects
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Q2. Some simple API stream , java features question
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Q1. Strength and Weakness
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