In the context of database deployment what does the term dat

In the context of database deployment what does the term dat - CompTIA DataSys+ DS0-001

Question

In the context of database deployment, what does the term "database federation" refer to?

Answers

The process of distributing a database load across multiple servers
correct

The integration of multiple, disparate databases into a single, virtual database
The encryption of database files for security purposes
The backup and recovery process for databases

Explanation

Correct Answer: B. The integration of multiple, disparate databases into a single, virtual database

Database federation refers to the process of integrating multiple autonomous and heterogeneous databases into a single, virtual database system. This allows users to access and query data across these different databases as if they were one unified source, without physically consolidating the data. The federated system manages query distribution and result aggregation, providing a seamless and real-time view of distributed data while maintaining the autonomy of each database.

Why Other Options are Incorrect:

A. The process of distributing a database load across multiple servers
This describes load balancing or distributed databases rather than federation. Federation focuses on unifying access to multiple independent databases, not primarily on distributing workload.

C. The encryption of database files for security purposes
Encryption protects data confidentiality but is unrelated to database federation, which deals with data integration and unified access rather than security mechanisms.

D. The backup and recovery process for databases
Backup and recovery involve data protection and restoration, which are separate from federation. Federation integrates multiple databases virtually but does not handle backup or recovery functions.

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