Gramener Translation Associate Interview Questions and Answers

Q1. Code any program in 2 languages
Ans. 
I can code a program in Python and Java.
• I am proficient in both Python and Java programming languages.

• I have experience in developing web applications using Python and Java frameworks.

• I can write efficient and optimized code in both languages.

• I can develop programs for data analysis, machine learning, and automation using Python.

• I can develop enterprise-level applications using Java.

• Examples: Python - a program to scra...read more
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Q2. Behavioral questions on why you want to join?
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Basic Logical Reasoning, Maths questions

Q1. Basic sql, python, past projects, guesstimates
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Q1. Why Axtria? What you know about Axtria?
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Basic gocube test

Q1. Company work expectation and past experience questions
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Q1. Ridge and lasso regression difference
Ans. 
Ridge and lasso regression are both regularization techniques used in linear regression to prevent overfitting by adding penalty terms to the cost function.
• Ridge regression adds a penalty term equivalent to the square of the magnitude of coefficients, while lasso regression adds a penalty term equivalent to the absolute value of the magnitude of coefficients.

• Ridge regression tends to shrink the coefficients towards zer...read more
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Q2. Random forest vs decision tree vs xg boost
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Random forest is an ensemble method using multiple decision trees, XGBoost is a gradient boosting algorithm that builds trees sequentially.
• Random forest is an ensemble learning method that builds multiple decision trees and combines their predictions.

• Decision tree is a single tree model that makes decisions based on features to predict outcomes.

• XGBoost is a gradient boosting algorithm that builds trees sequentially, op...read more
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Q1. Why do you not want to opt for higher studies
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Q2. What to do when a team member is not collaborating
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Q1. The Question was based on applying statistical knowledge by providing a real life scenario of sampling and how to best choose the sample size without making it computationally expensive
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Q2. The Question was about the domain knowledge and what are the real hurdles we face in live project while trying to pitch aftersales to a new stakeholder
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It happened in Mettel platfrom, where there were 3 sections like any normal test but mostly focused on the role we are applying for

Q1. The question was based on the case study , where the team wants to explore the opportunity to expand the market share of drug
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Q2. Advanced SQL functions(Data Extractions), and Data manipulations on live DB
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Logical, statistics, Aptitude, Data science and analytics

Q1. Difference between Delete and Truncate in SQL
Ans. 
Delete removes specific rows from a table, while Truncate removes all rows from a table.
• Delete is a DML command, while Truncate is a DDL command.

• Delete can be rolled back, while Truncate cannot be rolled back.

• Delete maintains the table structure and indexes, while Truncate resets the table structure and indexes.

• Delete triggers delete triggers and delete constraints, while Truncate does not trigger any triggers or const...read more
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Q2. Assumptions of regression
Ans. 
Assumptions of regression
• Linearity: The relationship between the independent and dependent variables is linear.

• Independence: The residuals are independent of each other.

• Homoscedasticity: The variance of the residuals is constant across all levels of the independent variables.

• Normality: The residuals are normally distributed.

• No multicollinearity: The independent variables are not highly correlated with each other.
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General aptitude test on an online platform with camera and mic monitoring.

Q1. One on one round with manager and senior manager. Basic questions about day to day responsibilities and tech stack.
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The Aptitude round was of mediocre level, get well prepared for it and it is a qualifying round

Q1. Project Related Questions
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Q2. Data Warehouse and modeling related questions, along with schema selection in various scenarios
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Q1. About Myself, Why Axtria, Pharma related questions
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Q2. Real life scenarios
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