Databases are not the property of a single function or individual within the organization.

More Questions from Data and Database Administration

• With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users.
• Information repositories are replacing data dictionaries in many organizations.
• Queries that do full table scans should be avoided.
• Mirrored databases are almost always provided in high-availability systems.
• Authorization tables contain highly sensitive data and should be protected by stringent security rules.
• The restore/rerun technique involves reprocessing the day's transactions up to the point of failure.
• To build a data warehouse and develop business intelligence applications, it is important that an organization build and maintain a comprehensive repository.
• Data modeling and database design are key responsibilities of data and data base administration.
• Failure to control confidentiality may lead to loss of competitiveness.
• A transaction log shows before and after images of records that have been modified by transactions.

Discussion & Comments