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Xetech Software Developer Interview Questions and Answers

Updated 14 Mar 2024

19 Interview questions

A Software Developer was asked
Q. What is the difference between clustered and non-clustered indexes in SQL?
Ans. 

Clustered index physically reorders the data in the table while non-clustered index creates a separate structure.

  • Clustered index determines the physical order of data in the table, while non-clustered index does not.

  • A table can have only one clustered index but multiple non-clustered indexes.

  • Clustered index is faster for retrieval of data but slower for insert and update operations.

  • Non-clustered index is slower fo...

A Software Developer was asked
Q. How much experience do you have as an ASP Core Web API and ReactJs Developer?
Ans. 

I have 3 years of experience as an ASP Core Web API and ReactJs Developer.

  • 3 years of experience in ASP Core Web API development

  • Proficient in ReactJs development

  • Developed multiple projects using ASP Core Web API and ReactJs

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A Software Developer was asked
Q. Explain the difference between States and Props.
Ans. 

States are mutable data managed within a component, while Props are immutable data passed from parent to child components.

  • States are managed within a component and can be changed by the component itself

  • Props are passed from parent to child components and cannot be changed by the child component

  • States are used for internal component data management, while Props are used for passing data from parent to child compone...

A Software Developer was asked
Q. What is the difference between Context API and Redux?
Ans. 

Context API is a built-in feature in React for managing global state, while Redux is a standalone library for state management.

  • Context API is built into React, while Redux is a separate library.

  • Context API is primarily used for managing global state in a React application.

  • Redux provides a centralized store for managing state across the application.

  • Context API is simpler to use for smaller applications, while Redux...

A Software Developer was asked
Q. Explain different ways to optimize SQL Queries
Ans. 

Optimizing SQL queries involves using indexes, minimizing data retrieval, and avoiding unnecessary joins.

  • Use indexes on columns frequently used in WHERE clauses

  • Minimize data retrieval by selecting only necessary columns

  • Avoid unnecessary joins by using EXISTS or IN clauses instead of JOINs

A Software Developer was asked
Q. What are the differences between Views, Procedures, and Functions?
Ans. 

Views are virtual tables, procedures are reusable code blocks, functions return values

  • Views are virtual tables that display data from one or more tables

  • Procedures are reusable code blocks that can be called multiple times

  • Functions return a single value based on input parameters

  • Views are read-only, while procedures and functions can modify data

  • Examples: View - SELECT * FROM employees_view; Procedure - EXECUTE get_e...

A Software Developer was asked
Q. What is the difference between the Code First and Database First approaches?
Ans. 

Code First: Develop database from code. Database First: Generate code from existing database.

  • Code First: Focus on code design and then generate database schema.

  • Database First: Focus on existing database schema and generate code classes.

  • Code First: More control over database design and relationships.

  • Database First: Faster development for existing databases.

  • Code First: Entity Framework Code First approach.

  • Database F...

Are these interview questions helpful?
A Software Developer was asked
Q. How do you connect SQL to ASP.NET Core Web API?
Ans. 

To connect SQL to ASP Core Web API, you need to configure a database connection in the API project.

  • Configure a connection string in the appsettings.json file of the API project.

  • Install Entity Framework Core package in the API project.

  • Create a DbContext class that inherits from DbContext and represents the database.

  • Use dependency injection to inject the DbContext into the API controllers.

A Software Developer was asked
Q. Explain the use of LINQ in C#.
Ans. 

LINQ (Language Integrated Query) is a feature in C# that allows for querying data from different data sources using a uniform syntax.

  • LINQ allows for querying data from collections, databases, XML, and more.

  • It provides a set of standard query operators like Where, Select, OrderBy, etc.

  • LINQ queries are written in a declarative syntax similar to SQL.

  • Example: var result = from num in numbers where num % 2 == 0 select ...

A Software Developer was asked
Q. How can you efficiently retrieve SQL records from a table containing millions of records?
Ans. 

Use indexing, limit the columns retrieved, optimize queries, use pagination

  • Create indexes on columns frequently used in queries

  • Limit the columns retrieved to only those needed

  • Optimize queries by using WHERE clauses and avoiding SELECT *

  • Implement pagination to retrieve records in smaller chunks

Xetech Software Developer Interview Experiences

3 interviews found

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. What is clustered and non clustered index in SQL
  • Ans. 

    Clustered index physically reorders the data in the table while non-clustered index creates a separate structure.

    • Clustered index determines the physical order of data in the table, while non-clustered index does not.

    • A table can have only one clustered index but multiple non-clustered indexes.

    • Clustered index is faster for retrieval of data but slower for insert and update operations.

    • Non-clustered index is slower for ret...

  • Answered by AI

Skills evaluated in this interview

Software Developer Interview Questions & Answers

user image Balwant Singh

posted on 22 Jul 2023

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Indeed and was interviewed before Jul 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(17 Questions)

  • Q1. What is ASP Dot Net Core?
  • Ans. 

    ASP.NET Core is a cross-platform, high-performance framework for building modern, cloud-based, internet-connected applications.

    • Cross-platform framework for building web applications

    • High-performance and scalable

    • Supports cloud-based and internet-connected applications

    • Open-source and actively maintained by Microsoft

    • Modular design for flexibility and extensibility

  • Answered by AI
  • Q2. What are the key features of ASP Dot Net CORE?
  • Ans. 

    Key features of ASP Dot Net CORE include cross-platform support, high performance, and modularity.

    • Cross-platform support allows developers to build and run applications on Windows, macOS, and Linux.

    • High performance achieved through features like a new lightweight and modular HTTP request pipeline.

    • Modularity enables developers to include only the necessary components in their applications, reducing the overall size and ...

  • Answered by AI
  • Q3. Explain the Use of Entity Framework Core
  • Ans. 

    Entity Framework Core is an ORM framework that allows developers to work with databases using .NET applications.

    • Entity Framework Core is an Object-Relational Mapping (ORM) framework for .NET applications.

    • It allows developers to work with databases using .NET objects and LINQ queries.

    • EF Core supports various database providers such as SQL Server, SQLite, MySQL, etc.

    • It simplifies data access and persistence by handling d...

  • Answered by AI
  • Q4. Write an SQL Query to remove duplicate records
  • Ans. 

    Use the DISTINCT keyword in an SQL query to remove duplicate records.

    • Use the SELECT DISTINCT statement to retrieve unique records.

    • Identify the columns that should be used to determine uniqueness.

    • Consider using GROUP BY clause with aggregate functions if needed.

  • Answered by AI
  • Q5. What are the Differences between Joins and Sub Queries
  • Ans. 

    Joins are used to combine rows from two or more tables based on a related column, while subqueries are nested queries used to return data for the main query.

    • Joins are used to retrieve data from multiple tables based on a related column

    • Subqueries are nested queries within a main query to return data for the main query

    • Joins are typically more efficient than subqueries for large datasets

    • Joins can be of different types lik...

  • Answered by AI
  • Q6. What are the Differences between Views, Procedures, and Functions
  • Ans. 

    Views are virtual tables, procedures are reusable code blocks, functions return values

    • Views are virtual tables that display data from one or more tables

    • Procedures are reusable code blocks that can be called multiple times

    • Functions return a single value based on input parameters

    • Views are read-only, while procedures and functions can modify data

    • Examples: View - SELECT * FROM employees_view; Procedure - EXECUTE get_employ...

  • Answered by AI
  • Q7. Difference between the Code First and Database First Approach
  • Ans. 

    Code First: Develop database from code. Database First: Generate code from existing database.

    • Code First: Focus on code design and then generate database schema.

    • Database First: Focus on existing database schema and generate code classes.

    • Code First: More control over database design and relationships.

    • Database First: Faster development for existing databases.

    • Code First: Entity Framework Code First approach.

    • Database First:...

  • Answered by AI
  • Q8. How to connect SQL to ASP Core Web API
  • Ans. 

    To connect SQL to ASP Core Web API, you need to configure a database connection in the API project.

    • Configure a connection string in the appsettings.json file of the API project.

    • Install Entity Framework Core package in the API project.

    • Create a DbContext class that inherits from DbContext and represents the database.

    • Use dependency injection to inject the DbContext into the API controllers.

  • Answered by AI
  • Q9. What is Dependency Injection and how to achieve it
  • Ans. 

    Dependency Injection is a design pattern where the dependencies of an object are provided externally rather than created within the object itself.

    • Dependencies are injected into a class through constructor injection, setter injection, or interface injection.

    • This helps in achieving loose coupling between classes and makes the code more testable and maintainable.

    • Example: Instead of creating an instance of a dependency wit...

  • Answered by AI
  • Q10. Explain the use of LINQ in C#
  • Ans. 

    LINQ (Language Integrated Query) is a feature in C# that allows for querying data from different data sources using a uniform syntax.

    • LINQ allows for querying data from collections, databases, XML, and more.

    • It provides a set of standard query operators like Where, Select, OrderBy, etc.

    • LINQ queries are written in a declarative syntax similar to SQL.

    • Example: var result = from num in numbers where num % 2 == 0 select num;

  • Answered by AI
  • Q11. Can you explain the steps to enable JWT Authentication in ASP Core Web API with Roles?
  • Ans. 

    Enable JWT Authentication in ASP Core Web API with Roles

    • Install the required NuGet packages like Microsoft.AspNetCore.Authentication.JwtBearer

    • Configure JWT authentication in Startup.cs file

    • Add authentication middleware in Configure method

    • Implement role-based authorization using policies and attributes

  • Answered by AI
  • Q12. Explain different ways to optimize SQL Queries
  • Ans. 

    Optimizing SQL queries involves using indexes, minimizing data retrieval, and avoiding unnecessary joins.

    • Use indexes on columns frequently used in WHERE clauses

    • Minimize data retrieval by selecting only necessary columns

    • Avoid unnecessary joins by using EXISTS or IN clauses instead of JOINs

  • Answered by AI
  • Q13. How to efficiently retrieve SQL records in case a table has millions of records
  • Ans. 

    Use indexing, limit the columns retrieved, optimize queries, use pagination

    • Create indexes on columns frequently used in queries

    • Limit the columns retrieved to only those needed

    • Optimize queries by using WHERE clauses and avoiding SELECT *

    • Implement pagination to retrieve records in smaller chunks

  • Answered by AI
  • Q14. Explain the use and types of Indexing in SQL
  • Ans. 

    Indexing in SQL is used to improve the performance of queries by creating a data structure that allows for faster retrieval of data.

    • Types of indexing include clustered and non-clustered indexes

    • Clustered indexes physically order the data in the table based on the index key

    • Non-clustered indexes create a separate data structure that includes the indexed columns and a pointer to the actual data

    • Indexes can be created on sin...

  • Answered by AI
  • Q15. How much experience do have as ASP Core Web API and ReactJs Developer?
  • Ans. 

    I have 3 years of experience as an ASP Core Web API and ReactJs Developer.

    • 3 years of experience in ASP Core Web API development

    • Proficient in ReactJs development

    • Developed multiple projects using ASP Core Web API and ReactJs

  • Answered by AI
  • Q16. Explain the difference between States and Props
  • Ans. 

    States are mutable data managed within a component, while Props are immutable data passed from parent to child components.

    • States are managed within a component and can be changed by the component itself

    • Props are passed from parent to child components and cannot be changed by the child component

    • States are used for internal component data management, while Props are used for passing data from parent to child components

  • Answered by AI
  • Q17. What is the difference between Context API and Redux?
  • Ans. 

    Context API is a built-in feature in React for managing global state, while Redux is a standalone library for state management.

    • Context API is built into React, while Redux is a separate library.

    • Context API is primarily used for managing global state in a React application.

    • Redux provides a centralized store for managing state across the application.

    • Context API is simpler to use for smaller applications, while Redux is m...

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Your interview was great, what is your expected CTC

Interview Preparation Tips

Topics to prepare for Xetech Software Developer interview:
  • React.Js
  • C#
  • dot net core
  • SQL
Interview preparation tips for other job seekers - Prepare Basics Concepts about Programming, Build a Small scale Project that consumes Web API and Front End Concepts well with JWT Authentications, and Practice SQL well because the big software is database driven

Skills evaluated in this interview

I applied via AmbitionBox and was interviewed before May 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. What are the design patten we use in iOS?
  • Ans. 

    iOS design patterns include MVC, MVVM, Singleton, Factory, and Observer.

    • MVC separates data, view, and controller logic

    • MVVM adds a view model to handle data binding

    • Singleton ensures only one instance of a class exists

    • Factory creates objects without exposing the creation logic

    • Observer allows objects to be notified of changes in other objects

  • Answered by AI
  • Q2. Concurrency programing

Interview Preparation Tips

Topics to prepare for Xetech Software Developer interview:
  • Objective C
  • OOPS
  • Swift
Interview preparation tips for other job seekers - Read the job requirements and prepare well with the basics, communication should be better.

Skills evaluated in this interview

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Can speak English, can’t deliver in interviews
I feel like I can't speak fluently during interviews. I do know english well and use it daily to communicate, but the moment I'm in an interview, I just get stuck. since it's not my first language, I struggle to express what I actually feel. I know the answer in my head, but I just can’t deliver it properly at that moment. Please guide me
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Interview questions from similar companies

I applied via Referral and was interviewed before Jan 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. Which technology are you using, is this latest?
  • Ans. 

    We are using a variety of technologies, including some of the latest ones.

    • We are using React for our front-end development.

    • We are also using Node.js for our back-end development.

    • We are using Docker for containerization.

    • We are using Kubernetes for orchestration.

    • We are using AWS for cloud hosting.

    • We are constantly evaluating new technologies to see if they can improve our development process.

  • Answered by AI
  • Q2. If not then which technology can we use instead of this?
  • Ans. 

    It depends on the specific requirements and constraints of the project.

    • Consider the project's goals and objectives

    • Evaluate the available technologies and their capabilities

    • Assess the project's budget and timeline

    • Consult with stakeholders and experts in the field

    • Examples: React vs Angular, MySQL vs MongoDB, Java vs Python

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Hi,
Listen carefully and speak fluently.

I applied via Company Website and was interviewed before Dec 2019. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Regarding OOPS, wordpress and laravel.

Interview Preparation Tips

Interview preparation tips for other job seekers - It was good and I am still working here.

I applied via Referral and was interviewed before Feb 2021. There were 3 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. Tell me about yourself
  • Ans. 

    I'm a passionate software engineer with a strong background in full-stack development and a love for solving complex problems.

    • Graduated with a degree in Computer Science from XYZ University.

    • Worked at ABC Corp, where I developed a web application that improved user engagement by 30%.

    • Proficient in languages like JavaScript, Python, and Java, with experience in frameworks like React and Django.

    • Enjoy collaborating in agile...

  • Answered by AI
Round 2 - Technical 

(1 Question)

  • Q1. 1 Project Explanation 2 SDLC & STLC. 3 Differentiate Smoke vs Sanity 4 What is Regression testing? 5 Bug life cycle. 6 Scenarios on real time example. 7 Questions on agile
  • Ans. 

    Interview questions for Software Engineer position

    • Project explanation should include details on the project's purpose, scope, and technologies used

    • SDLC (Software Development Life Cycle) and STLC (Software Testing Life Cycle) are methodologies used in software development and testing respectively

    • Smoke testing is a type of testing that checks if the basic functionalities of the software are working fine, while Sanity tes...

  • Answered by AI
Round 3 - One-on-one 

(1 Question)

  • Q1. All basic HR questions and salary discussion.

Interview Questionnaire 

1 Question

  • Q1. Questions regards node js and java script concept, event loop, why node is single threaded, how event loop works in node js, database queries and previous work experience.

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview experience was absolutely amazing and fantastic.
Advice:
Answer question with confidence.
Feel comfortable with interviewer.

Are these interview questions helpful?
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Tell me about projects you have worked upon
  • Q2. PEP-8 standards
Round 2 - Technical 

(2 Questions)

  • Q1. Architecture of project on which you were working
  • Q2. Pandas and Numpy
Round 3 - HR 

(2 Questions)

  • Q1. Tell me your Current CTC
  • Q2. Tell me your Expected CTC

I applied via Campus Placement

Round 1 - Aptitude Test 

In this round you have to clear Aptitude and Basic Coding

Round 2 - Coding Test 

It is pure coding test which is conduct on hacker rank platform. You have to complete 4 question(1 easy + 2 medium + 1 hard)

Round 3 - Technical 

(2 Questions)

  • Q1. Coding question base on Sorting and Array
  • Q2. Some of theory question base on your Project technology and DSA
Round 4 - HR 

(1 Question)

  • Q1. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - Improve your basic concepts and coding skills.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Mar 2024, where I was asked the following questions.

  • Q1. Questions on dsa, 2 medium and 1 easy level.
  • Q2. Questions related to the projects.

Xetech Interview FAQs

How many rounds are there in Xetech Software Developer interview?
Xetech interview process usually has 2 rounds. The most common rounds in the Xetech interview process are Technical, Resume Shortlist and HR.
What are the top questions asked in Xetech Software Developer interview?

Some of the top questions asked at the Xetech Software Developer interview -

  1. Can you explain the steps to enable JWT Authentication in ASP Core Web API with...read more
  2. How much experience do have as ASP Core Web API and ReactJs Develop...read more
  3. How to efficiently retrieve SQL records in case a table has millions of reco...read more

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Overall Interview Experience Rating

3/5

based on 2 interview experiences

Difficulty level

Moderate 100%

Duration

Less than 2 weeks 100%
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Xetech Software Developer Salary
based on 9 salaries
₹7 L/yr - ₹13.9 L/yr
At par with the average Software Developer Salary in India
View more details

Xetech Software Developer Reviews and Ratings

based on 8 reviews

4.2/5

Rating in categories

4.6

Skill development

4.5

Work-life balance

4.1

Salary

4.2

Job security

4.2

Company culture

3.9

Promotions

4.6

Work satisfaction

Explore 8 Reviews and Ratings
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Software Developer
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₹7 L/yr - ₹13.9 L/yr

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₹2.7 L/yr - ₹5.5 L/yr

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₹12 L/yr - ₹15.5 L/yr

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