Reliance Industries Senior Data Entry Operator Interview Questions and Answers for Experienced

Normal GD.Just brush up contemporary topics

Q1. Tell me about yourself
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Q2. Mechanical Engineering Technical questions related to refrigeration
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Contains questions on aptitude, statistics and SQL

Q1. 1. Processes of data analysis 2. Data cleaning process 3. Project discussion on my data analyst project 4. Case study related to the company
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Q1. 1. Behavioral questions 2. On company values
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Q1. Work experience, tools and technologies used , relevant experience, salary expectation
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Q1. SAP MDM, mdg, excel, power bi, report reconciliation,
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Q1. Explain your project
Ans. 
Developed a predictive model to forecast sales based on historical data
• Collected and cleaned sales data from multiple sources

• Performed exploratory data analysis to identify trends and patterns

• Built a machine learning model using regression techniques

• Evaluated model performance using metrics like RMSE and MAE
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Q2. Oops concept was asked
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Mostly easy questions

Cheating overview like should we do it as everyone is doing

If everyone is cheating you should also do it?

Q1. Everyhting about project..
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Q2. Linear vs logistic regression
Ans. 
Linear regression is used for continuous variables, while logistic regression is used for binary outcomes.
• Linear regression is used to predict a continuous outcome based on one or more input variables.

• Logistic regression is used to predict the probability of a binary outcome based on one or more input variables.

• Linear regression assumes a linear relationship between the independent and dependent variables, while logist...read more
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Q3. Normalization in dbms
Ans. 
Normalization in DBMS is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Normalization involves breaking down data into smaller, more manageable tables and establishing relationships between them.

• It helps in reducing data redundancy, minimizing data anomalies, and improving data consistency.

• There are different normal forms such as 1NF, 2NF, 3NF, BCNF, and 4NF, each with spec...read more
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Q4. List array difference etc
Ans. 
Array difference is finding the elements that are present in one array but not in another.
• Use set operations like difference to find elements in one array but not in another.

• Example: arr1 = ['a', 'b', 'c'], arr2 = ['b', 'c', 'd'], arr_diff = set(arr1) - set(arr2) = ['a']
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Q1. Go thru your profile
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Q2. Previous company work experience
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Q3. Why do you wanna change the Job?
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Q4. Why are you interested in this job?
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Q5. Greatest strengths and weaknesses
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Q6. Salary expectations
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Q1. Questions on SQL, Power BI and Basics of Python coding
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Q2. Questions on projects and case studies
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