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DataTerrain Interview Questions, Process, and Tips

Updated 18 Jan 2025

Top DataTerrain Interview Questions and Answers

View all 9 questions

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Popular Designations

5 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via LinkedIn and was interviewed in Dec 2024. There was 1 interview round.

Round 1 - Technical 

(9 Questions)

  • Q1. How to use decorator and explain the difference between @login_required and @permission_required in Django?
  • Ans. 

    Decorators in Django are used to modify the behavior of functions or methods. @login_required ensures user authentication, while @permission_required checks for specific permissions.

    • Decorators are functions that wrap another function to modify its behavior.

    • @login_required decorator ensures that the user is authenticated before accessing a view.

    • @permission_required decorator checks if the user has specific permissions b...

  • Answered by AI
  • Q2. How to revert the previous changes made on the database server in Django i.e., Migration A, B, C, D you are now ready with new changes as E but need to revert the changes B?
  • Ans. 

    To revert changes made in Django migrations, use the command 'python manage.py migrate <app_name> <migration_name>'.

    • Use the command 'python manage.py showmigrations' to list all migrations and their names.

    • Identify the migration name you want to revert (e.g., 'app_name', '0002_migration_name').

    • Run the command 'python manage.py migrate <app_name> <migration_name>' to revert the specific migration.

  • Answered by AI
  • Q3. How to fetch API data in Django from server using params and it can fetch data dynamically i.e., -----/?querydata=seetha, here the query data may be a username, email, mobile number, register number, regis...
  • Ans. 

    To fetch API data in Django from server using params dynamically.

    • Use Django's HttpRequest object to access query parameters

    • Extract the query parameter value using request.GET.get('querydata')

    • Use the extracted value to dynamically fetch data from the server

  • Answered by AI
  • Q4. What is difference between Class-based views and function-based views?
  • Ans. 

    Class-based views are based on classes and provide more structure and functionality, while function-based views are based on functions and are simpler and more flexible.

    • Class-based views are defined as classes and inherit from Django's generic view classes, providing built-in functionality such as mixins and decorators.

    • Function-based views are defined as functions and are more flexible, allowing for custom logic and co...

  • Answered by AI
  • Q5. What are SQL Procedures and Triggers, when the triggers are used?
  • Ans. 

    SQL Procedures are stored SQL code that can be executed on demand. Triggers are special types of stored procedures that are automatically executed when certain events occur.

    • SQL Procedures are reusable blocks of SQL code that can be called by other programs or scripts.

    • Triggers are special types of stored procedures that are automatically executed when specific events occur in the database.

    • Triggers are commonly used for ...

  • Answered by AI
  • Q6. How to handle the different type of databases in Django? Have you done before in your projects?
  • Ans. 

    Django supports multiple databases through its database router feature.

    • Django allows defining multiple database connections in settings.py

    • Use database routers to route specific models to different databases

    • Example: routing user data to a separate database for better performance

  • Answered by AI
  • Q7. How the REST API works and what are the methods are available and explain?
  • Ans. 

    REST API is a set of rules and conventions for building and interacting with web services.

    • REST stands for Representational State Transfer

    • Methods available in REST API are GET, POST, PUT, DELETE

    • GET - Used to retrieve data from a server

    • POST - Used to send data to a server to create a new resource

    • PUT - Used to update an existing resource on the server

    • DELETE - Used to remove a resource from the server

    • Example: GET request t

  • Answered by AI
  • Q8. What is custom middleware, how to create and explain with example code?
  • Ans. 

    Custom middleware in Django allows for processing requests and responses before reaching views.

    • Custom middleware is a Python class that defines methods to process requests and responses in Django.

    • To create custom middleware, define a class with methods like process_request, process_response, etc.

    • Register the custom middleware in the Django settings.py file under the MIDDLEWARE key.

    • Example code: class CustomMiddleware: ...

  • Answered by AI
  • Q9. What is the mechanism for utilizing message queues and caching systems?
  • Ans. 

    Message queues and caching systems are used to improve performance and scalability in web applications.

    • Message queues help in decoupling components by allowing asynchronous communication between them.

    • Caching systems store frequently accessed data in memory to reduce database load and improve response times.

    • Popular message queue systems include RabbitMQ, Kafka, and Redis.

    • Common caching systems include Memcached and Redi...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with a fundamental understanding of Python and Django. Experiment with your own code for each concept, as this practice will enable you to respond more quickly.

Top DataTerrain Python and Django Developer Interview Questions and Answers

Q1. How to fetch API data in Django from server using params and it can fetch data dynamically i.e., -----/?querydata=seetha, here the query data may be a username, email, mobile number, register number, registered date and so on.
View answer (1)

Python and Django Developer Interview Questions asked at other Companies

Q1. What happens when you enter URL in the chrome URL bar?
View answer (2)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Oct 2024. There was 1 interview round.

Round 1 - Coding Test 

Array based questions, python inbuilt functions, decorators, iterators, etc.,

Senior Software Engineer Interview Questions asked at other Companies

Q1. Tell me about yourself. What technology are you using? What is a Collection? What are the different types of collection there? What is the difference between ArrayList and LinkedList What are the basic building blocks of Stream operators, s... read more
View answer (2)
Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
-

I applied via Naukri.com and was interviewed in Jul 2024. There were 2 interview rounds.

Round 1 - Coding Test 

Asked basic questions like palindrome sequence, recursion, factorial etc. I have to written the code in paper.

Round 2 - Telephonic Call 

(1 Question)

  • Q1. About the project done in my college

Software Developer Interview Questions asked at other Companies

Q1. Maximum Subarray Sum Problem Statement Given an array of integers, determine the maximum possible sum of any contiguous subarray within the array. Example: Input: array = [34, -50, 42, 14, -5, 86] Output: 137 Explanation: The maximum sum is... read more
View answer (42)
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Nothing much asp.net, linq questions
Round 2 - HR 

(1 Question)

  • Q1. Salary discussion

Software Developer Interview Questions asked at other Companies

Q1. Maximum Subarray Sum Problem Statement Given an array of integers, determine the maximum possible sum of any contiguous subarray within the array. Example: Input: array = [34, -50, 42, 14, -5, 86] Output: 137 Explanation: The maximum sum is... read more
View answer (42)

DataTerrain interview questions for popular designations

 Software Developer

 (3)

 Python and Django Developer

 (1)

 Senior Software Engineer

 (1)

Software Developer Interview Questions & Answers

user image lakshmana velayutham

posted on 4 May 2024

Interview experience
4
Good
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before May 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Previous experience

Software Developer Interview Questions asked at other Companies

Q1. Maximum Subarray Sum Problem Statement Given an array of integers, determine the maximum possible sum of any contiguous subarray within the array. Example: Input: array = [34, -50, 42, 14, -5, 86] Output: 137 Explanation: The maximum sum is... read more
View answer (42)

Interview questions from similar companies

I applied via Walk-in and was interviewed before Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Basic Programming questions.
  • Q2. Fibonacci program
  • Q3. OOPS concepts.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basic OOPS concepts and basic programs.

Interview Questionnaire 

1 Question

  • Q1. Time management

Interview Questionnaire 

1 Question

  • Q1. Sql joins

Interview Preparation Tips

Interview preparation tips for other job seekers - go to google and search it

I applied via Campus Placement and was interviewed before Mar 2021. 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 - HR 

(16 Questions)

  • Q1. What are your salary expectations?
  • Ans. 

    I am open to discussing salary based on the responsibilities and opportunities offered by the position.

    • I am flexible and open to negotiation.

    • I am looking for a competitive salary that reflects my skills and experience.

    • I am more interested in the overall compensation package, including benefits and growth opportunities.

    • I would like to learn more about the company's salary range for this position.

    • I am confident that we c

  • Answered by AI
  • Q2. What is your family background?
  • Ans. 

    My family background is diverse and multicultural.

    • My parents are from different countries, which has exposed me to different cultures and perspectives.

    • I have relatives who work in various industries, including technology and healthcare.

    • Growing up, my family encouraged me to pursue my interests in computer science and supported my education in the field.

  • Answered by AI
  • Q3. Share details of your previous job.
  • Ans. 

    I worked as a Software Developer at XYZ Company.

    • Developed and maintained software applications using Java and Python.

    • Collaborated with a team of developers to design and implement new features.

    • Participated in code reviews and debugging sessions to ensure high-quality code.

    • Worked closely with clients to gather requirements and provide technical support.

    • Implemented unit tests and performed software testing to identify an...

  • Answered by AI
  • Q4. Why should we hire you?
  • Ans. 

    I have a strong background in software development and a proven track record of delivering high-quality projects on time and within budget.

    • I have a deep understanding of various programming languages and frameworks, allowing me to adapt quickly to new technologies.

    • I am highly skilled in problem-solving and troubleshooting, which enables me to identify and resolve issues efficiently.

    • I am a team player and have excellent...

  • Answered by AI
  • Q5. Why are you looking for a change?
  • Ans. 

    Looking for new challenges and growth opportunities.

    • Seeking a more challenging role to enhance my skills and knowledge.

    • Interested in working on cutting-edge technologies and projects.

    • Want to be part of a dynamic and innovative team.

    • Desire to expand my professional network and learn from industry experts.

  • Answered by AI
  • Q6. Where do you see yourself in 5 years?
  • Ans. 

    In 5 years, I see myself as a senior software developer leading a team and working on complex projects.

    • Leading a team of developers

    • Working on complex projects

    • Continuously learning and staying updated with new technologies

    • Contributing to the growth and success of the company

  • Answered by AI
  • Q7. What are your strengths and weaknesses?
  • Ans. 

    My strengths include problem-solving, attention to detail, and teamwork. My weaknesses include time management and public speaking.

    • Strengths: problem-solving, attention to detail, teamwork

    • Weaknesses: time management, public speaking

  • Answered by AI
  • Q8. Tell me about yourself.
  • Ans. 

    I am a software developer with experience in various programming languages and a passion for creating innovative solutions.

    • Experienced in Java, C++, and Python

    • Developed a mobile app using React Native

    • Worked on a team to create a web application using Angular

    • Strong problem-solving and analytical skills

  • Answered by AI
  • Q9. Tell me about yourself
  • Ans. 

    I am a software developer with experience in web development and a passion for problem-solving.

    • Experienced in web development using HTML, CSS, and JavaScript

    • Proficient in programming languages such as Java and Python

    • Familiar with frameworks like React and Angular

    • Strong problem-solving and analytical skills

    • Excellent teamwork and communication abilities

  • Answered by AI
  • Q10. What are your strength and weakness
  • Ans. 

    My strength is problem-solving and my weakness is sometimes overthinking.

    • Strength: Problem-solving

    • Weakness: Overthinking

  • Answered by AI
  • Q11. Where do you see yourself in 5 year's
  • Ans. 

    In 5 years, I see myself as a senior software developer leading a team and working on complex projects.

    • Leading a team of developers

    • Working on complex projects

    • Continuously learning and improving my skills

    • Contributing to the growth and success of the company

  • Answered by AI
  • Q12. Why are you looking for a change
  • Ans. 

    Seeking new opportunities for professional growth and challenges.

    • Looking for a more challenging role

    • Want to expand my skill set

    • Seeking better career prospects

    • Interested in working with new technologies

    • Want to work in a more collaborative environment

  • Answered by AI
  • Q13. I think I am very flexible and adaptive to learning new things
  • Q14. Share your details for your previous job
  • Ans. 

    I worked as a Software Developer at XYZ Company.

    • Developed and maintained web applications using Java and Spring framework

    • Collaborated with cross-functional teams to gather requirements and design solutions

    • Implemented unit tests and performed code reviews to ensure code quality

    • Participated in Agile development process and attended daily stand-up meetings

    • Troubleshooted and resolved software defects reported by users

  • Answered by AI
  • Q15. What is your family background
  • Ans. 

    My family background is diverse and multicultural, with members from different professions and cultural backgrounds.

    • My father is a doctor and my mother is a teacher.

    • I have two siblings, one is an engineer and the other is a lawyer.

    • We celebrate various cultural festivals and traditions together.

    • My family values education and encourages continuous learning.

  • Answered by AI
  • Q16. What are your salary expectations
  • Ans. 

    I am open to discussing salary based on the responsibilities and opportunities offered by the position.

    • I am flexible and open to negotiation.

    • I am looking for a fair and competitive salary based on my skills and experience.

    • I am more interested in the overall compensation package, including benefits and growth opportunities.

    • I am confident that we can come to a mutually beneficial agreement.

  • Answered by AI
Round 3 - Coding Test 

Interview Preparation Tips

Interview preparation tips for other job seekers - Good morning sir/ mam..
I'm from Vinukonda
I'm ready to the interview

I applied via Campus Placement and was interviewed before Aug 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Waterfall model, Software development life cycle
  • Q2. How do you arrive at factorial without recursive function
  • Ans. 

    Factorial can be calculated using a loop by multiplying numbers from 1 to n.

    • Initialize a variable to 1

    • Use a loop to multiply the variable with numbers from 1 to n

    • Return the variable

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Brush up your fundamental skills

DataTerrain Interview FAQs

How many rounds are there in DataTerrain interview?
DataTerrain interview process usually has 1-2 rounds. The most common rounds in the DataTerrain interview process are Technical, Coding Test and Telephonic Call.
How to prepare for DataTerrain interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at DataTerrain. The most common topics and skills that interviewers at DataTerrain expect are SQL, Python, Django, Informatica and Information Technology.
What are the top questions asked in DataTerrain interview?

Some of the top questions asked at the DataTerrain interview -

  1. How to fetch API data in Django from server using params and it can fetch data ...read more
  2. How to revert the previous changes made on the database server in Django i.e., ...read more
  3. How to use decorator and explain the difference between @login_required and @pe...read more

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DataTerrain Interview Process

based on 5 interviews

Interview experience

3.8
  
Good
View more

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4.8/5

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4.6

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4.5

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4.6

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Job security

4.1

Company culture

4.4

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4.6

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