A read or retrieve operation is the only one of the four fundamental operations that can be performed on a file that does change the data.

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Quizplus · Accepted Answer

A read or retrieve operation only accesses the data in the file, it does not modify or change the data. The four fundamental operations on a file are read, write, create and delete, and only write and create operations can modify the data in a file.

A Read or Retrieve Operation Is the Only One of the Four