CBSE Class 12 Computer Science Question 62 of 136

Data File Handling — Question 1

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Question 1

What is the difference between "w" and "a" modes?

Answer

The differences between "w" and "a" modes are:

"w" mode"a" mode
The "w" mode in file opening is used for writing data to a file.The "a" mode in file opening is used for appending data to a file.
If the file exists, Python will truncate existing data and over-write in the file.If the file exists, the data in the file is retained and new data being written will be appended to the end of the file.