Question: 3. (a) You want to implement random file processing in C++. Give with reasons the C++ features you would use focusing on: i. File opening

3. (a) You want to implement random file processing in C++.

3. (a) You want to implement random file processing in C++. Give with reasons the C++ features you would use focusing on: i. File opening mode ii. Method of ensuring unique records ii. How to access a unique record directly (not searching from the beginning) iv. File reading and writing method

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