Day 7

Quiz

1: What does the acronym ACID stand for and what is it used for?
A1: ACID stands for Atomicity, Consistency, Isolation, and Durability. ACID is used to define the characteristics all transactions must satisfy to be considered a transaction.
2: How do you define an explicit, local transaction using Transact-SQL? How do you define an explicit, distributed transaction using Transact-SQL?
A2: Use the BEGIN TRANSACTION statement for local transactions and the BEGIN DISTRIBUTED TRANSACTION statement for distributed transactions .
3: What does the durability property of a transaction mean?
A3: The database must preserve the effects of all committed transactions as well as database consistency in the case of system or media failures. The ...

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