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Which of the following does the Buffer Manager use for Buffer Replacement?

3. Which of the following does the Buffer Manager use for Buffer Replacement?

1. Least Recently Used Strategy
2. Toss-Immediate Strategy
3. Most-Recently Used Strategy
4. All of the above

Answer: D) All of the above

Explanation:

The Buffer Manager uses the following strategies for Buffer Replacement -

1. Least Recently Used Strategy
2. Toss-Immediate Strategy
3. Most-Recently Used Strategy