What is File? Text File, Binary File, CSV File | Class 12 CS

Описание: Welcome to Class 12 Computer Science CBSE 2026 🎓

In this video, we start *File Handling in Python* from ZERO level with a clear and practical explanation of:

✅ What is File Handling in Python?
✅ Types of Files (Text File, Binary File, CSV File)
✅ Relative Path vs Absolute Path
✅ Opening and Closing Text Files
✅ File Open Modes (r, r+, w, w+, a, a+)
✅ Using with Clause for File Handling
✅ Writing and Appending Data (write() & writelines())
✅ Reading Data from Files (read(), readline(), readlines())
✅ File Pointer Methods (seek() & tell())
✅ Data Manipulation in Text Files
✅ Importance of File Handling for CBSE Exams

This video is perfect for beginners, board exam preparation, and students who want strong programming concepts for full syllabus completion.

📚 *Syllabus Covered:*
✔ CBSE Class 12 Computer Science
✔ File Handling in Python (NCERT aligned)
✔ Types of Files
✔ File Open Modes
✔ Reading & Writing Operations
✔ File Pointer Handling
✔ Practical Coding Examples

👩‍🏫 *Who should watch this video?*
• Class 12 Computer Science students (CBSE)
• Beginners learning Python Programming
• Students preparing for Boards 2026
• Students confused about File Handling Concepts

✨ *Why this video?*
Because understanding file handling helps in storing data permanently, managing large data efficiently, and building real-life Python applications.

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