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Question was moderate.based on logical reasoning and math.
Coding test question based on sql and python.
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posted on 12 Jan 2024
Key features of Python programming include simplicity, readability, versatility, and extensive libraries.
Python is known for its simple and readable syntax, making it easy to learn and understand.
It is a versatile language that can be used for various purposes such as web development, data analysis, and artificial intelligence.
Python has a vast collection of libraries and frameworks that provide ready-to-use tools for ...
Pandas is a powerful data manipulation library in Python, used for data analysis and data wrangling tasks.
Pandas is a Python library that provides data structures and functions for efficient data manipulation.
It is widely used for tasks like data cleaning, transformation, and analysis.
Pandas offers powerful tools for handling structured data, such as CSV or Excel files.
It provides functionalities like filtering, sortin...
Seaborn is a high-level interface for statistical data visualization, while Matplotlib is a low-level library for creating basic plots.
Seaborn provides a more aesthetically pleasing and informative visual representation of data compared to Matplotlib.
Seaborn has built-in themes and color palettes that make it easier to create visually appealing plots.
Matplotlib offers more flexibility and control over plot customizatio...
I applied via Naukri.com and was interviewed in Mar 2024. There were 2 interview rounds.
I applied via Referral and was interviewed in May 2024. There were 5 interview rounds.
Order of execution refers to the sequence in which operations are carried out in a program or system.
Execution starts from the top of the program and moves downwards.
Operations within parentheses are executed first.
Multiplication and division are executed before addition and subtraction.
Functions are executed when they are called.
Control structures like loops and conditionals affect the order of execution.
Use a SQL query to find different routes for an airline based on source and destination columns in a table.
Use a SELECT statement to retrieve the distinct combinations of source and destination.
Use the DISTINCT keyword to ensure only unique routes are returned.
Order the results by source and destination for easier analysis.
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