What database high availability option allows multiple clients to access multiple database servers simultaneously?
A.
Database commit
B.
Database journal
C.
Replicated database
D.
Shadow database
Explanation:
Answer C is correct; Database replication mirrors a live database, allowing simultaneous reads and writes to multiple replicated databases by clients.Incorrect Answers and Explanations: A, B, and D: Answers A, B, and D are incorrect. DBMSs may attempt to commit updates: make the pending changes permanent. A database journal is a log of all database transactions. A shadow database is similar to a replicated database, with one key difference: a shadow database mirrors all changes made to a primary database, but clients do not access the shadow.
C: Database replication mirrors a live database, allowing simultaneous reads and writes to multiple replicated databases by clients.
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