Word Count : 248

---

Log-based recovery and checkpointing are fundamental mechanisms in Database Management Systems to ensure data integrity, durability, and fault tolerance, especially in data-intensive systems where large volumes of transactions are processed continuously. Log-based recovery relies on maintaining a transaction log, which records all changes made to the database. Each log entry typically contains information such as transaction identifier, data item modified, old value, __________ ______ ______ _____ ____ ____ _________ ______.
____ ______ ______ ______ __________ ________ ______.
______ ______ ____ ________ ______ ___ _________ _________ _______.
__________ ______ _____ _____ _______ _____ ____.
_____ _________ _____ _______ ____ ___ ____ _________ _______ ____.
______ ______ _____ _____ _______ ___ __________ __________ __________ _____.
_________ _________ ________ _________ _______ _____ _______ __________.
________ _____ ________ _______ ___ ________ ______ ____.
________ ____ _____ _________ __________ _____ _______.
____ _____ __________ _______ __________ ___ _____ _______.
________ ________ __________ ____ ______ ____ ___ _________.
_________ ______ ______ ____ ________ __________ _____ _______ __________ _______ ________ ______.
___ _____ ___ _____ _______ __________ ______ _________.
_____ _____ __________ ________ _________ ____ _______ ____ ___ _______ ________.
_______ ____ __________ ___ ___ ___ ________.
______ ________ _______ _________ ____ ________ _______ ________.
___ _____ ______ _____ _________ ____ _____ _________ _____.
______ _______ _________ _________ ______ __________ _________ ___ ________ ___ ________.
________ ________ ________ ________ _________ ________ _______ ______ _______.
__________ ___ _____ ____ _________ ______ ___ _____ __________.
_____ ___ ___ ______ ____ _________ ________ ____ ______ _______.
______ __________.
Get Full Answer on WhatsApp