[Solved] What is the main advantage of using with open() when handling large files in Python? — Ans: It automatically closes the file after the block ends | Python

Python - File Reading and Writing Strategies

What is the main advantage of using with open() when handling large files in Python?

AIt compresses the file while reading

BIt automatically closes the file after the block ends

CIt writes data faster than other methods

DIt reads the entire file into memory at once

Step-by-Step Solution

Solution:

Step 1: Understand the with open() context manager
The with open() statement ensures the file is properly closed after its suite finishes, even if exceptions occur.
Step 2: Compare with other methods
Other methods require manual closing of files, which can lead to resource leaks if forgotten.
Final Answer:
It automatically closes the file after the block ends -> Option B
Quick Check:
File handling safety = D [OK]

Quick Trick: Use with open() to auto-close files safely [OK]

Common Mistakes:

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