Operating System - File Systems
8. If a file is opened in r+ mode then
- Option : C
- Explanation : r+ - If is opened successfully fopen( ) loads it into memory and sets up a pointer which points to the first character in it. Returns NULL, if unable to open the file.Operations possible - reading existing contents, writing new contents, modifying existing contents of the file r - Searches file. If the file is opened successfully fopen( ) loads it into memory and sets up a pointer which points to the first character in it. If the file cannot be opened fopen( ) returns NULL. Operations possible – reading from the file.
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