Razor Group Data Engineer Interview Questions and Answers

Q1. Tell me about your projects?
Add your answer
Q2. How do you approach the project if you are using logistic regression model?
Ans. 
Approach involves data preprocessing, model training, evaluation, and interpretation.
• Perform data preprocessing such as handling missing values, encoding categorical variables, and scaling features.

• Split the data into training and testing sets.

• Train the logistic regression model on the training data.

• Evaluate the model using metrics like accuracy, precision, recall, and F1 score.

• Interpret the model coefficients to under...read more
Answered by AI
Add your answer

Q1. What are you future goals?
Add your answer
Q2. What would you do if your interested field doesnt have any work in the company?
Ans. 
I would seek opportunities to apply my skills in related fields within the company.
• Explore other departments or teams within the company that may have projects related to my field of interest

• Offer to collaborate with colleagues in different departments to bring a new perspective to their projects

• Seek out professional development opportunities to expand my skills and knowledge in related areas
Answered by AI
Add your answer

It was an online assessment. Some coding questions. Some cs fundamental mcqs. SQL query, Rest Api question.

An assignment to create a game using nodejs/ go lang/ java.

Q1. Discussion related to Assignment. Told some changes and told to add some more functionalities.
Add your answer
Q2. Some APIS were given. It was case study. You had to show the dishes to a customer according to his preferences.
Add your answer

Questions were crayon box ,the bot and the game and happy neighbourhood for 90 mins

Q1. Array basics was asked
Add your answer
Q2. Segment tree,prefix sum
Add your answer

Q1. Low level design was asked
Add your answer

Q1. Create pagination component using an api show the data for the pages
Ans. 
Create a pagination component using an API to display data for different pages.
• Use API to fetch data for each page

• Implement pagination logic to display data for each page

• Allow users to navigate between pages
Answered by AI
Add your answer

Assignment containing the python coding and the pandas data analysis and statistics questions

Q1. Given the tabular data and asked to find the issues in the data and how to solve them.
Add your answer
Q2. Check if the sentence is palindrome or not.
Ans. 
Check if a sentence is a palindrome or not.
• Remove all non-alphanumeric characters and convert to lowercase.

• Compare the original sentence with its reverse to check for palindrome.

• Example: 'A man, a plan, a canal, Panama' is a palindrome sentence.
Answered by AI
Add your answer

Q1. Classical data science questions
Add your answer
Q2. Given the large dataset and asked to find the answers using pandas
Add your answer

1 hr, Java questions, SQL question, 1 DSA question

Q1. LLD about Hotel Booking system
Add your answer

Q1. Discussed about the project
Add your answer

Q1. He asked to invert a binary tree
Add your answer
Q2. Deep dive in projects
Add your answer
Q3. Asked me indept js questions
Add your answer