Chapter 7: Problem 11

In what mode do you open a file if you want to write data to it, but you do not want to erase the file's existing contents? When you write data to such a file, to what part of the file is the data written?

Short Answer

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Answer: The "append" mode should be used to write data to a file without erasing its current contents. In append mode, data is written at the end of the file, after the existing content.

Step by step solution

File Mode for Appending Data

The file mode that allows writing data to a file without erasing its existing contents is called "append" mode. In programming languages like Python, this mode is represented by the character 'a'.

Writing Data in Append Mode

When writing data to a file opened in append mode, the data is added at the end of the file, after the current contents. It does not erase or overwrite the file's existing data, instead, it appends data to the end of the file.

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In what mode do you open a file if you want to write data to it, but you do not want to erase the file's existing contents? When you write data to such a file, to what part of the file is the data written?

Short Answer

Step by step solution

File Mode for Appending Data

Writing Data in Append Mode

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