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Missing values

03 Jan, 2025

Most Frequently asked Interview Questions of csv(2024)

A CSV (Comma-Separated Values) file is a simple text-based data format used to store tabular data, where each line represents a record, and each field in the record is separated by a comma. It is commonly used for importing and exporting data between applications, such as spreadsheets and databases.

03 Jan, 2025

Most Frequently asked Interview Questions of csv

When working with CSV files, various programming languages offer libraries and tools to read, write, and manipulate CSV data efficiently. Below are some popular libraries and tools for processing CSV files in Python and other programming languages.

03 Jan, 2025

Most Frequently asked csv Interview Questions (2024)

When dealing with large CSV files, performance can become an issue, particularly in terms of memory usage and processing time. Optimizing how you read large CSV files in Python is crucial for handling big data efficiently. Here are several strategies to optimize reading large CSV files:

03 Jan, 2025

Most Frequently asked csv Interview Questions and Answers

The `csv` module in Python provides functionality for reading from and writing to CSV (Comma Separated Values) files. It is a part of Python’s standard library and offers a simple way to handle CSV data, which is a common format for data exchange.

03 Jan, 2025

Most Frequently asked csv Interview Questions

Processing CSV files in a distributed system or big data environment involves several challenges due to the size and scale of the data. These challenges include handling large volumes of data, managing parallelism, ensuring fault tolerance, and optimizing performance. The tools and techniques used to process CSV files in such environments are designed to handle these challenges efficiently.