CSE 511 TOP Exam Questions and CORRECT Answers
Transaction User program that can either read or write data from or to the database system ACID Atomicity, Consistency, Isolation and Durability ACID - Atomic All or nothing - Transaction must be completed in full or not at all (no subdividing) ACID - Consistency Transactions will transform the database from one consistent state to another. There are no violations of integrity constraints. ACID - Isolated Transactions execute independently of one another. Database changes are not revealed to one another until after a transaction has completed. Serializable - even if some transactions are executed concurrently the results must be the same as if they were executed serially in some order
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