What is ACID?
What is a Database Transactions ?
Database transaction is a unit of work in database managment system.Database transaction must follow term ACID(Atomocity, Consistency, Isolation, Durability)..Any transaction started then till it complition,that transaction follow ACID,for successful and no error. Reply
Explain the difference between a database administrator and a data administrator.
Database Administrator: A Person who is responsible for maintening Database and review conntent of Database.Planning, configuration and relating to them other systems for that organization.
Data Administrator: The Data Adminitrator is person who is resposible for:
1. Specification of Organization data
2. Acquisition of Data
3. Maintenance of data management software and the design.
4. Validation of files and data
5. Security of files or databases. Reply