Jarvis Products Corp. Software Engineer Interview Questions and Answers

Q1. What is polymorphism?
Ans. 
Polymorphism is the ability of a function or method to behave differently based on the object it is acting upon.
• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Inheritance allows a child class to override a method from its parent class, exhibiting polymorphic b
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Q2. How abstraction is implemented?
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Abstraction is implemented in software engineering by hiding unnecessary details and exposing only relevant information.
• Abstraction is achieved through the use of abstract classes and interfaces in object-oriented programming.

• It allows developers to focus on the essential aspects of a concept without getting bogged down in implementation details.

• For example, in a car simulation program, the Car class may have abstract ...read more
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Q3. What is the difference between abstraction and Interface?
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Abstraction is hiding the implementation details while Interface is a contract that defines the methods that a class must implement.
• Abstraction focuses on hiding the internal implementation details of a class, allowing the user to only see the necessary details.

• Interface defines a contract that specifies the methods a class must implement, without providing the implementation details.

• Abstraction can be achieved through...read more
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Q1. What is your motivation when you are working on same project alone for long period?
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My motivation when working on a project alone for a long period is the satisfaction of seeing my hard work come to fruition.
• Setting small achievable goals to keep myself motivated

• Taking breaks to avoid burnout and maintain productivity

• Seeking feedback from others to stay motivated and improve my work

• Reminding myself of the end goal and the impact my project will have
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Q1. What is your salary expectation?
Ans. 
My salary expectation is based on my experience, skills, and the market rate for Software Engineers in this region.
• Research the average salary range for Software Engineers in the specific region or industry

• Consider your level of experience, skills, and qualifications when determining your salary expectation

• Be prepared to negotiate based on the company's offer and benefits package
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Q1. How to create custom serializable interface
Ans. 
To create a custom serializable interface, you need to define an interface with the Serializable marker interface and implement the necessary methods.
• Define an interface with the Serializable marker interface

• Implement the necessary methods for serialization and deserialization

• Ensure all fields in the class implementing the interface are serializable
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Q2. Whatis criteria in hibernate
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Criteria in Hibernate is used to create and execute dynamic queries.
• Criteria is an interface in Hibernate that allows the creation of dynamic queries without using HQL or SQL.

• Criteria queries are type-safe and can be easily modified at runtime.

• Criteria queries can be used to fetch entities based on certain conditions or restrictions.

• Example: Criteria criteria = session.createCriteria(Employee.class);
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I was on data structures on python , c++, sql and java

Q1. Sql based questions
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Q2. Java based DS and devops
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Q3. C++ data structures
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Q4. Machine learning and Data structures
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Case study of real life

Q1. Course schedule 1 in leetcode
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Q2. Snakes and ladder in leetcode
Ans. 
Implement the game of Snakes and Ladders on LeetCode.
• Use a 1D array to represent the board of the game.

• Use a queue to perform BFS to find the shortest path to reach the end.

• Handle the special cases of snakes and ladders by updating the position accordingly.
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Q1. Innerjoin, index, some logical question.
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C programming, stack, python, computer basics

Gd is a comprehensive Technique to judge the suitability Of an individual and his appropriateness for addmission, scholarship,job etc.

Coding testing is the Act of checking Whether software satisfies expectations.

Indiabix standard aptitude questions

System Design LLD OOPS