Fragma Data Systems Software Engineer Interview Questions and Answers

30 mins Aptitude Question

30 mins - 3 Coding Question

Q1. Describe Rest API
Ans. 
Rest API is a set of rules and conventions for building and interacting with web services using HTTP methods.
• Rest API stands for Representational State Transfer Application Programming Interface.

• It uses standard HTTP methods like GET, POST, PUT, DELETE to perform CRUD operations.

• RESTful APIs use URLs to access resources, and return data in JSON or XML format.

• Stateless communication allows for scalability and flexibilit...read more
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Q2. What is various Response code. Diffenrence b/w 200 & 201, 400 & 403
Ans. 
Response codes indicate the status of a HTTP request. 200 & 201 are success codes, while 400 & 403 are client error codes.
• 200 - OK: Request was successful

• 201 - Created: Request was successful and a new resource was created

• 400 - Bad Request: The server cannot process the request due to a client error

• 403 - Forbidden: The server understood the request, but refuses to authorize it
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1 hour test tha focus on the logical apti que.

1 hr for complete the code and pass the test case.

Q1. Depth knowledege about sql , oops concept , project and logics of programming language.
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Q2. Tell me about your project
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Q3. Tell me about your internship experiance.
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Q1. Languages attended
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Asked about JavaScript Topics
1. Promise
2. Clousure
3. Hoisting.

Create an Application Routes are protected by different roles in ReactJS

Q1. What you want to join this company
Ans. 
I want to join this company because of its innovative projects and strong company culture.
• Innovative projects in AI and machine learning excite me

• Positive reviews from current employees about company culture

• Opportunities for growth and learning in the tech industry
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Q2. Where do you see yourself in 5 years
Ans. 
In 5 years, I see myself as a senior software engineer leading a team of developers on innovative projects.
• Advancing to a senior software engineer role

• Leading a team of developers on projects

• Working on innovative and challenging projects

• Continuing to learn and grow in the field
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Q3. What is most important to company good culture or handsome package or both and why
Ans. 
Both good culture and a handsome package are important for a company as they contribute to employee satisfaction and retention.
• A good culture fosters a positive work environment, promotes collaboration, and boosts employee morale.

• A handsome package attracts top talent, motivates employees to perform well, and reduces turnover rates.

• Having both good culture and a handsome package can lead to higher employee satisfaction...read more
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Js Questions , closures, array methods

Assignment based on round 1

Coding test are just basic Array and linkedList question

Q1. Explain 4 pillar of oops
Ans. 
The 4 pillars of OOP are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain components of an object, protecting its integrity.

• Abstraction hides complex implementation details and only shows the necessary features.

• Polymorphism allows objects of different classes to be treated as objects of a
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Q2. Internal working of Hashmap
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
• HashMap internally uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index, a linked list is used to handle collisions.

• Retrieving a value involves hashing the ...read more
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Q3. Crud operation implementation
Ans. 
Implementation of Create, Read, Update, and Delete operations in a software system.
• Use SQL queries for database operations

• Create separate functions for each operation

• Handle errors and exceptions properly

• Test thoroughly to ensure functionality

• Consider security measures to prevent unauthorized access
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Q1. Why are you chaning the organisation?
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