OneBanc Technologies Interview Questions, Process, and Tips for Freshers

A random topic was given and we had to speak on it

Q1. Why do u want to join us
Ans. 
I am passionate about data science and believe your company offers a great opportunity for growth and learning.
• Passionate about data science

• Believe company offers growth and learning opportunities
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Q2. A guestimate question, how many tea cups are consumed daily in delhi
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Q1. What is Bias In ML?
Ans. 
Bias in ML refers to the systematic error in a model's predictions, leading to inaccurate results.
• Bias is the algorithm's tendency to consistently learn the wrong thing by not taking all factors into account.

• It can result from the data used to train the model being unrepresentative or skewed.

• Bias can lead to unfair or discriminatory outcomes, especially in sensitive areas like hiring or lending decisions.

• Examples inclu...read more
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Q2. Regression concept in ML
Ans. 
Regression in ML is a supervised learning technique used to predict continuous values based on input features.
• Regression models establish a relationship between dependent and independent variables.

• Common regression algorithms include linear regression, polynomial regression, and logistic regression.

• Evaluation metrics for regression models include Mean Squared Error (MSE) and R-squared.

• Example: Predicting house prices b...read more
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50 question in 15 mins

Q1. On site evaluation, where various tasks were given
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Q2. Why do u want to join us
Ans. 
I am passionate about data science and believe your company offers a great opportunity for growth and learning.
• I am passionate about data science and enjoy working with data to derive insights and make informed decisions.

• I believe your company is at the forefront of innovation in the field of data science, and I am excited about the opportunity to learn from experts in the industry.

• I am impressed by the projects your c...read more
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Normal gd , locomotive bullet train topic

Aptitude test of 15 min 50 questions , on AON

Csv file reading assignment

Q1. Oauth and jwt related
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Q2. Root cause analysis of issue
Ans. 
Root cause analysis involves identifying the underlying reason for an issue.
• Identify the problem or issue that needs to be addressed

• Gather relevant data and information related to the issue

• Analyze the data to determine potential causes of the issue

• Consider all possible factors that could have contributed to the problem

• Develop a hypothesis or theory about the root cause

• Test the hypothesis to confirm the root cause

• Implem...read more
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50 questions need to do in 15 mins.

Q1. Hr round easy asked to solve easy puzzle and guestimate.
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Q1. Onsite interview where they give you task that is irrelevant.
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Q1. Introduce yourself.
Ans. 
I am a data science enthusiast with a strong background in statistics and machine learning.
• Completed a Bachelor's degree in Statistics

• Proficient in programming languages like Python and R

• Experience with data visualization tools like Tableau

• Completed projects involving predictive modeling and data analysis
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Q2. Why you want to join onebanc ?
Ans. 
I want to join onebanc because of its innovative approach to financial services and the opportunity to work with cutting-edge technology.
• Onebanc's focus on leveraging data science for improving financial services aligns with my career goals.

• I am excited about the chance to work with a talented team of data scientists and engineers at onebanc.

• The company's commitment to innovation and continuous learning is something th
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Q3. Explain your project.
Ans. 
Developed a machine learning model to predict customer churn for a telecom company.
• Used historical customer data to train the model

• Features included customer demographics, usage patterns, and customer service interactions

• Evaluated model performance using metrics like accuracy, precision, and recall
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Q4. What are your hobbies ?
Ans. 
My hobbies include hiking, reading, and playing the guitar.
• Hiking: I enjoy exploring nature trails and challenging myself physically.

• Reading: I love diving into different genres of books, from fiction to non-fiction.

• Playing the guitar: I find relaxation and creativity in strumming chords and learning new songs.
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Q5. What are the average no. Of tea people drink in a day in delhi ?
Ans. 
The average number of tea people drink in a day in Delhi varies depending on individual preferences and habits.
• The average number of tea consumed can range from 1-5 cups per day.

• Factors such as age, gender, occupation, and cultural background can influence tea consumption.

• Some people may drink more tea in the morning for a caffeine boost, while others may prefer tea throughout the day for relaxation.

• Tea consumption may...read more
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