[Solved] What does opening a file with mode 'a' in Python do? - Ans: It opens the file to add new data at the end without deleting existing content. | Python

Python - File Handling Fundamentals

What does opening a file with mode 'a' in Python do?

AIt opens the file for reading only.

BIt opens the file and deletes all existing content before writing.

CIt opens the file to add new data at the end without deleting existing content.

DIt creates a new file and writes data only if the file does not exist.

Step-by-Step Solution

Solution:

Step 1: Understand file modes in Python
Mode 'a' stands for append mode, which means adding data at the end of the file.
Step 2: Compare with other modes
Unlike 'w' mode which overwrites, 'a' keeps old data and adds new data after it.
Final Answer:
It opens the file to add new data at the end without deleting existing content. -> Option C
Quick Check:
Append mode = add data at end [OK]

Quick Trick: Append mode 'a' adds data without erasing old content [OK]

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What does opening a file with mode 'a' in Python do?