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Chapter 2 of 13
Chapter Summary

File Handling in Python

Kerala Board · Class 12 · Computer Science

Summary of File Handling in Python for Kerala Board Class 12 Computer Science. Key concepts, important points, and chapter overview.

44 questions96 flashcards5 concepts

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Illustrates why file handling is necessary, showing the difference between temporary data in RAM (variables) and permanent data storage on secondary devices (files).
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Overview

File handling makes it possible to store data permanently on secondary storage so that it can be used later. A file is a named location on secondary storage where data are permanently stored for later access. Python uses the io module for file operations. Files are mainly of two types: text files an

Key Concepts

A file is a named location

A file is a named location on secondary storage where data are permanently stored for later access.

A text file contains only textual

A text file contains only textual information. It stores the ASCII equivalent of contents and is usually human readable. Examples include files with e

A binary file stores actual content

A binary file stores actual content as bytes, not ASCII character values. It is used for image, audio, video, compressed, and executable files.

open() creates a file object

open() creates a file object, also called a file handle. The syntax is file_object= open(file_name, access_mode). If the file does not exist, a new em

close() closes the file using file_object

close() closes the file using file_object.close(). It frees memory and other resources allocated to the file and flushes unwritten data.

Learning Objectives

  • Understand the meaning and purpose of files in Python
  • Differentiate between text files and binary files
  • Use open() and close() to handle files safely
  • Write data to text files using write() and writelines()
  • Read data from text files using read(), readline(), and readlines()

Frequently Asked Questions

What are the important topics in File Handling in Python for Kerala Board Class 12 Computer Science?
File Handling in Python covers several key topics that are frequently asked in Kerala Board Class 12 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in File Handling in Python — Kerala Board Class 12 Computer Science?
Understand the core concepts first, then work through the 44 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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