JNET Technologies Software Developer Interview Questions and Answers

Not hard

Q1. On java sql and related
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Q2. Interview questions on java , SQL and basic queries on joins and coding questions on string manipulation and linked list . Also they ask about trees and graphs.
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Q1. Common HR questions and related
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DSA coding 2-3 question

Java, DSA coding, java 8 coding, multithreading

Java8, spring-boot, DSA coding

Q1. DSA coding, java 8 coding, spring boot, mysql
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There was aptitude test in the first round, They were mainly quantitative, English questions..
And we had coding questions (3 questions) and they were medium questions..

Q1. We had given a problem statement, and we had to write down the solution (technical solution) and it was pen and paper based..
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Q2. Emergency traffic signal system, in case of ambulance
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Q1. They asked mainly based on the system design which we had written and about our projects etc...
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Q1. What is the work experience
Ans. 
Work experience refers to the practical knowledge and skills gained from previous employment.
• Work experience includes previous jobs, internships, and projects related to the field.

• It showcases the candidate's ability to apply theoretical knowledge in real-world scenarios.

• Employers look for relevant work experience to assess the candidate's capabilities and fit for the role.
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Q2. What is the data skill set
Ans. 
Data skill set refers to the abilities and knowledge related to handling, analyzing, and interpreting data.
• Proficiency in data analysis tools such as SQL, Python, R, or Excel

• Understanding of data structures and algorithms

• Experience with data visualization techniques like Tableau or Power BI

• Knowledge of statistical analysis and machine learning concepts

• Ability to clean and preprocess data for analysis
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The first round of the interview includes Data Structures and Algorithms (DSA).

The second round of interviews involves a project.

Arrays, basics. easy, some important topics in python and sql

Q1. SQL basics question learned in online or self
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Q2. Joins, groupby, clause, projection, having
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The basic question is related to profit percentage, time and distance

Q1. Is the database schema of any type?
Ans. 
Yes, the database schema can be of various types such as relational, hierarchical, network, object-oriented, etc.
• Relational database schema is the most common type, using tables to store data with relationships between them.

• Hierarchical database schema organizes data in a tree-like structure.

• Network database schema allows multiple relationships between records.

• Object-oriented database schema stores data as objects with...read more
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BASIC DSA LIKE ARRAY AND STRING

Q1. System Design for Electric Charger app ?
Ans. 
System design for an electric charger app involves creating a user-friendly interface, integrating with payment systems, and ensuring efficient charging station management.
• Design a user-friendly interface for users to locate and reserve charging stations

• Integrate with payment systems for seamless transactions

• Implement efficient charging station management to monitor availability and maintenance

• Consider scalability for ...read more
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Q2. Design digram for that ?
Ans. 
Design diagram for a software developer role.
• Use UML diagrams to show class relationships and interactions

• Include components like classes, interfaces, relationships, and methods

• Consider using tools like Lucidchart or draw.io for creating the diagram
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