Interview questions asked to Pawan Kumar Chahar
- How to select alternate rows in SQL ?
- How to modify Sql row value ?
- How to rename multiple column names in pandas?
- How to add a new column name with all lower case letters in pandas?
- Difference between Where and Having ?
- Difference between Union and Union all?
- How many Joins in SQL ?
- How to drop column name in to read json file ?
- List compression ?
- Mutable and immutable ?
- List vs tuple ?
- How to handle missing values in a dataset?
- How to handle imbalance in a dataset ?
- What is hyperparameter tuning ?
- Naive Bayes Algorithm explained?
- Overfitting and underfitting ?
- Bias variance trade off?