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Library Functions - Programming

Q1:

What will the function rewind() do?

A Reposition the file pointer to a character reverse.

B Reposition the file pointer stream to end of file.

C Reposition the file pointer to begining of that line.

D Reposition the file pointer to begining of file.

ANS:D - Reposition the file pointer to begining of file.

rewind() takes the file pointer to the beginning of the file. so that the next I/O operation will take place at the beginning of the file.
Example: rewind(FilePointer);